1. Reduced glutathione is known as a major low molecular weight scavenger of free radicals in cytoplasm.

2. Many people believed that such low molecular weight products were all one could hope for from ethylene.

3. The position and sizes of molecular weight standards are indicated.

4. Sephadex chromatography was used to mensurate its molecular weight.

5. A plasma globulin of high molecular weight.

6. The faster protein has a molecular weight of 16.695.

7. RESULTS: The content of high molecular weight impurities in Cephradine Capsule is less than(0.5)%.

8. Certain APIs of low molecular weight, such as antibiotics, amino acids, vitamins, and carbohydrates, can also be produced by recombinant DNA technology.

9. The dispersion of molecular weight shows that the obvious mutual effect exists between the high and low molecular weight, it will determine the final crystalline morphology of PP materials.

10. The melting behavior of ultrahigh relative molecular weight polyethylene (UHMWPE) fiber was studied by DSC.

11. The sulfonation degree and molecular weight of GCL1 was found increased as compared with that of original lignosulfonate by the method of infrared spectrum analysis and gel chromatography.

12. The effect of chitosan with different molecular weight and deacetylation degree on blood hemostasis was tested.

13. This paper introduces the synthesis of the high molecular weight polyether by using metalloporphyrin complex catalyst system.

14. Guar gum is a high molecular weight polysaccharide which has a galactose side chain.

14. Wish you can benefit from our online sentence dictionary and make progress every day!

15. In addition, molecular weight of the ammonia that is used as the dehydrohalogenation agent is small, thus greatly reducing the weight of side products under the same situation.

16. The molecular weight was determined to be 280 000 by ultracentrifugation.

17. The molecular weight of the determinant was 17500 Dalton by SDS - PAGE analysis.

18. Amino-acid sequencing is limited to smaller molecules, for example the endogenous opioid met-enkephalin with a molecular weight of 573.

19. The remainder stays in the donor stream with the large molecular weight substances and is subsequently discarded.

20. This shows that for mixing to take place between high molecular weight components the solubility parameters would have to be virtually identical.

21. The main chemical constituent of mucus is a waterproof high molecular weight glycoprotein.

22. Carbon dioxide, a principal ingredient of the exhaust gases made during combustion of hydrocarbons, has a molecular weight of 44.

23. Methods: A 3 year prospective study involving methacholine challenge tests and serially administered questionnaires was undertaken in 769 apprentices exposed to high molecular weight allergens.

24. The effect of reaction conditions on total chloride content, epoxy equivalent weight, color, molecular weight and its distribution of products was investigated.

25. Objective : To purify rabbit hepatic chalone HC , and investigate its biological activity, purity and molecular weight.

26. The experimental results show that the coagulation treatment can effectively remove the organics with molecular weight(MW) greater than 30 000, which is responsible for reduction in membrane flux.

27. In this paper, GC - MC is used to determine the organic acids with low molecular weight produced by the microbial degradation of crude oil zymotic fluid.

28. Objective To investigate the relationship between local compression and local hemorrhage after low molecular weight heparin(LMWH) subcutaneous injection.

29. Lignin obtained from desulfonation of black liquor, had high purity, high molecular weight, good-heat stability and plasticity through the analyses of IR spectrum, GPC, TG-DSC and Torque curve.

30. Phenoxy resin was used as binders of radar absorbing coatings(RAC). The effect of solvents, molecular weight and curing agent on the mechanical properties of RAC has been investigated.

31. This paper deals with the preparation of anchovy active oligopeptide by complex protease and distribution of the molecular weight as well as the amino acids component.

32. Also provided is a process for narrowing the molecular weight distribution of a polyolefin comprising contacting an olefin, a Ziegler-Natta catalyst and a compound specified herein.

33. The high molecular weight impurities in cephalosporins are the sensibilisinogen causing tacho-anaphylactic reaction and the emphasis in pharmaceutical analytical studies.

34. The effects of finishes on the quality of PA6 tyre cord were studied. Polyether with relative molecular weight of 5 000 and aliphatic dibasic acid ester were used as lubricants.

35. AIM: To develop a method for the determination of high molecular weight impurities in Cephradine Capsule.

36. In the sodium selenite induced cataractous lenses the contents of low molecular weight proteins decreased and that of high molecular weight proteins increased.

37. In this study, we used the unidirection fabric plied and crossed with high-strength aromatic polyamide fiber and high molecular weight polyethylene to make a non-woven fabric film.

38. The simple mercaptans have strong, repulsive, garlic-like odors which become less pronounced with increasing molecular weight and higher boiling points.

39. Tannin fractions with different molecular weight distributions were obtained by purification of alcohol precipitation and fractionation of solvent extractions of black wattle bark tannins.

40. The ultrafiltration and chromatographic experiments on Sephadex G-200 showed the range and the distribution of molecular weight.

41. Appropriate chemical attribute information, such as structural formula, empirical formula, and molecular weight.

42. Traditionally, it is considered hat wax is normal alkane with high molecular weight, and higher plant.

43. Taking advantage of the recursion formula, the number-, weight-and Z-average molecular weight of polymers can be caculated without difficulty.

44. The results indicate that the molecular weight of PCL affects the lyotropic liquid crystal textures of the blends obviously.

45. The invention belongs to the supermolecule chemical technology field, more particular, relates to a low molecular weight organogel and a preparing method of the low molecular weight organogel.

46. Results The anti - carcinoma ScFv immunotox recombinant ScFv immunotoxin in inclusion. Its molecular weight was about 66 KD.

47. Its average molecular weight is 1387, and average molecular formula is C 101 H 90.7 O 3.6 N 2.

48. A low molecular weight poly(DL lactide) containing carbon carbon bonds was synthesized from DL lactide, glycerin and fumaric acid.

49. Analysis of aged and cataract lenses shows the presence of increased amounts of crystallin fragments in the high molecular weight aggregates of water-soluble and water-insoluble fractions.

50. This paper studies the average molecular weight of branched chain of poly ( acrylic acid) by viscosity method. The structure of graft copolymer is also measured by IR method.

51. Pectin with high molecular weight can be used to prepare supersonic centrifuge membrane and electric osmotic membrane because of its better gelatification.

52. RECLAIR M24300 Reliance Industries Limited LLDPE is a Butene comonomer based linear low density grade with narrow molecular weight distribution and optimum levels of antioxidants.

53. First, we prepared two kinds of gelatin hydrolysate with molecular weight distribution separately adopting the method of alkaline hydrolysis and the method of hot-pressing.

54. The relative molecular weight is 852 by using viscometry, its relative density is 1.

55. The BDZ - R subunit molecular weight , determined by combining photoaffinity labeling with HPLC , was 48 000±1000.

56. Dry-wet spinning of UHMW-PET(Ultra-high molecular weight polyethylene terephthalate)is an important way for preparing high strength and high modulus fibres.

57. Through the separation, lignosulfonate with narrow molecular weight distribution was obtained and then chemically modified.

58. The EZ-Plant solution contains a high molecular weight polymer, polyvinylpyrrolidone (PVP), which binds the reactive polyphenolic and polysaccharide contaminants present in plant tissues.

59. The polystyrene is mixed with alkyl halide, alkyl aluminium halide, dehydrant, brominated by bromine to get narrow distributed brominated polystyrene with low molecular weight.

60. According to the electrophoretic mobility of the standard protein and the unknown protein, identify the putative molecular weight of unknown protein.

61. This is the lowest catalyst loading that has been achieved so far in enamine catalysis with low molecular weight catalysts for a broad range of substrates.

62. It was also found that the molecular weight and the dissolubility of polyacrylamide decreased with the increase of dehydration time.

63. Sequence Analysis of High Molecular Weight Glutenin Subunits in Aegilops tauschii and its in vitro Mutation Common wheat (Triticum aestivum) is one of the most important crops in the world.

64. Objective To determine the molecular weight of a novel deoxyribonuclease ( EWD 1 ) from the earthworm.

65. Polymeric surfactant CMC-A9, which has high molecular weight and excellent surface activity, was used together with SDS in ultrasonically irradiated emulsion polymerization of styrene.

66. A nonwoven web formed of substantially continuous spunmelt fibers is formed from a homopolymer of polypropylene having a skewed molecular weight distribution and a polydispersity of less than 3.5.

67. This paper reporfed a simple method for preparation of low molecular weight pig thymosin.

68. An osmotic mutant of Neurospora was permeable to polymers of molecular weight 18500.

69. Biogenic amine is a kind of low molecular weight compounds containing nitric fatty group or heterocycle group . They have biological importance in vegetable, microbial and animal cells.

70. Conclusion LMWH is one of the significant method on the therapy of chronic cholestatic hepatitis B by low molecular weight heparin.

71. The model contains a single set of kinetic and thermodynamic parameters that accurately predicts the polymer production rate, molecular weight, and polydispersity index.

72. At last, on-target tryptic digestion and protein molecular weight detection are adopted to identify phosphoproteins.

73. Lower average molecular weight of LGV samples was unfavourable for the adsorption and hydration.

74. The changes of molecular weight, life under heat, acid value[Sentence dictionary], hydroxyl value and chlorine content of lac resin during bleaching and de-chlorinating processes have been studied.

75. Xanthan gum is microbial , natural high molecular weight polysaccharide produced by a the bacterium Xanthomonas campestris.

76. Biogenic amine is a kind of iow molecular weight compounds containing nitric fatty group or heterocycle group. They have biological importance in vegetable, microbial and animal cells.

77. At the same time, deacetylation, molecular weight, cholesterol - LCD of the pitch and critical concentration were determined.

78. This type of sealant mainly butyl rubber, high molecular weight polyisobutylene, a certain degree of polymerization of acrylic, chlorosulfonated polyethylene and neoprene rubber sealant.

79. Metallothionein(MT) is a group of conjugated proteins which are rich in cystein. and low molecular weight.

80. For hydrocarbons with, similar relative molecular weight, the KL values of paraffin, naphthene and aromatics decrease in order.

81. The influences of PEG with different molecular weight and different quantity added on the properties of copolyether-ester were investigated.

82. Metallothionein ( MT ) is group of conjugated proteins which are rich in cysteine with low molecular weight.

83. High molecular weight LDPE is resin for making the heat - shrinkable tube.

84. Metallothionein(MT)is a group of conjugated proteins which are rich in cysteine with low molecular weight.

85. A series of polymerizable nonionic urethane surfactants were synthesized with 2, 4-tolylene di-iso-cyanate(2,4-TDI), polyethylene glycols(PEG) of different molecular weight and allyl alcohol.

86. A low molecular weight brominated polystyrene is prepared based on low molecular weight and small polydispersity polystyrene.

87. Granulate cationic flocculant with high molecular weight has been prepared by inverse suspension polymerization (ISP) .

88. The effects of the cocrystallization of different molecular weight PEGs incorporated on energy storage properties of PEC/PET solid - solid phase change blending materials had been studied.

89. A small amount of high molecular weight HDPE was added into relative low molecular weight HDPE under compound stress field to extrude pipe.

90. The site includes capacity for acetic acid, vinyl acetate monomer, acetic anhydride, as well as vinyl acetate emulsions, GUR ultra high molecular weight polyethylene and Celstran.

91. Detailedly introduces definition classification and character of interfacial polycondensation and influential factors of polycondensate molecular weight.

92. Cross-linked gel systems consisting of low molecular weight cationic modified guar gum(LMWCGG) and borax were studied.

93. The at least one barrier layer comprises a first polymer composition comprising a polymer matrix and a low molecular weight additive.

94. Ultra-high molecular weight polyethylene (UHMWPE) fiber is the fourth important high-tenacity fiber following carbon fiber, boron fiber and polyurethane fiber.

95. The influence of melt polycondensation and solvent refluxing methods of lactide polymerization and chain extension agents on relative molecular weight of polylactide was studied.

96. The average molecular weight of the asphalt increased in ageing.

97. At the same surfactant concentration, the larger of molecular weight of the surfactant, the higher of its adsorbance on oil sand.

98. This paper studied the growth of the acidolysis and enzymolysis products with different molecular weight of fenugreek neutral polysaccharide on the intestinal flora.

99. The average molecular weight of polyoxytetramethylene glycol could be flexibly controlled by varying the amount of cocatalyst B.

100. Ran(Ras - related nuclear protein)is an extremely abundant GTPase with small molecular weight in eucaryotic cell, it plays very important roles in the nucleo- cytoplasmic transportantion.

101. The relations between photopolymerization time and molecular weight, and between amount of the photosensitizer and molecular weight are discussed.

102. The mathematic model between molecular weight and benzene amine point of the coker gatch was presented in the paper.

103. Use viscometry to determine viscosity-average molecular weight of oxidated polyethylene wax and introduce the measurement, process and effect factors in detail.

104. These data presented herein, a certain state of higher molecular weight whey protein can be implicated in the activity of inhibiting adhesion of H. pylori.http://

105. The polyether polyols which has higher molecular weight, narrower molecular weight distribution and lower unsaturation can be prepared by using double metal cyanide (DMC) complex catalysts.

106. The results indicate that water needed by full aquathermolysis reaction increases with molecular weight of thioether.

107. The results also shows that the drug with lower molecular weight is more easy to spread in tumor and excrete with interstitial fluid flow.

108. Solution spinning of UHMW PET (Ultra-high molecular weight polyethylene terephthalate) is an important way for preparing high strength and high modulus fibers.

109. The average molecular weight and its distribution of polystyrene obtained in microsegregation reactor are also between those of piston flow and maximum micromixing...

110. The extent of isomerization is related to chain element construction, but not dependant on molecular weight.

111. The molecular weight of the polysaccharide, link location of glycoside residues, and link order of glycoside were mainly discussed.

112. Effects of as 2-mercaptoethanol chain transfer agent to polymerization and the relative molecular weight of copolymer were studied.

113. Copper Oxide Molecular formula: CuO Molecular weight: 79.54 Usage : Mainly used for eletroplating of electricity plate.

114. And its composition is rather complicated with the molecular weight range from 1000 to 500000 Dalton.

115. It was shown as a single band in SDS-PAGE. The molecular weight of lactoperoxidase was 75035D.

116. The static stability of CWS is also improved with increasing molecular weight of PSS.

117. Polylactic acid with low molecular weight was prepared by the direct melt polycondensation, then 2,4-toluylene diisocyanate(TDI) was used as chain extender to improve the molecular weight.

118. Objective To explore thrombolysis action of low molecular weight heparin ( LMWH ).

119. Lb has a haem prosthetic group and an apoprotein component of 15600 to 15900 molecular weight.

120. Objective To discuss low molecular weight heparin sodium injection different part endermic bleeding conditions.

121. High molecular weight linear products were regenerated after the ring-opening polymerization of the cyclo-products using potassium phenoxide as initiator.

122. The polyoxyethylene alkyl phenyl ether obtained by calcium oxide catalyst had perfect quality with narrow molecular weight distribution, high cloud point, good appearance and low by - product PEG.

123. The photodegradations of polyketone samples and blends of polyketones with polystyrene(PS) were studied. It shows that the higher molecular weight of polyketones is the better photodegradation rate.

124. The effect of various esterification method, composition of catalysts and molecular weight of polyether on defoam ability were also studied.

125. The bimetallic catalyst for bimodal molecular weight distribution polyethylene was also introduced briefly.

126. The standard of identification: it has been identified according to physiochemistry , UV spectrum , molecular weight , Chromatographic Fingerprints and amino acid analysis.

127. The results indicate that emulsions using anionic emulsifier I has high average molecular weight, excellent cohesion and bad stability.

128. The results obtained show that pillared rare earth catalyst has higher catalytic activities and narrow molecular weight distribution, and does not corrode metal, which makes it environmental friendly.

129. Polyethylene terephthalate(PET) films were polymerized in solid phase, the molecular weight, molecular weight distribution (MWD)and cyclic oligomer content of the products were determined by GPC.

130. The groups divided as above coincided with groups classified according to molecular weight, amino acid composition and amino acid sequence of N-terminal of EFE components.

131. Molecular weight of the mtDNA was found to be 10×10~6 dalton or 16.6 kb.

132. The method uses the isocyanate composite composed by the polymerized MDI and alcohols with molecular weight less than 150 to prepare the scleroid polyurethane foam with the independent bubbles.

133. Xanthan gum is a microbial, natural high molecular weight polysaccharide produced by a the bacterium Xanthomonas campestris.

134. The protein purity and molecular weight values were significantly higher incase of type B gelatin.

135. However, the use of nanoparticles for small molecular weight,[http:///molecular weight.html] water-soluble drugs has been limited by poor drug encapsulation efficiency and rapid release of the encapsulated drug.

136. The effects of fiber twist and dipping treatment on the mechanical properties and resistance to abrasion and wear of ultrahigh molecular weight polyethylene (UHMWPE) fiber were studied.

137. The kinetic equation of photopolymerization of vinyl monomers with this photoinitiator, molecular weight and distribution have been measured.

138. Because of higher molecular weight and non-volatile for ionic liquid, VLE of a ternary system containing IL can be correlated and predicted by binary system datas, but it would have larger deviation.

139. Objective: To study the pharmacological effects of different molecular weight enzymolysis liquid from cornu bubali.

140. The low molecular weight glutenin subunit ( LMW - GS ) is the main component of wheat gluten.

141. For centrifugal ones, the molecular weight, viscosity, latent heat of vaporization and cycle performances under different working conditions are leading factors.

142. Low molecular weight heparin - chitosan - sodium carboxymethyl cellulose microcapsules were prepared by means of emulsion - dispersion cross - linking method.

143. Methods The peptide was separated by ion exchange column chromatography and further purified by reverse phase HPLC, and the molecular weight was determined by tricine gel electro phoresis.

144. The relationship between molecular weight distribution of phospholipids reverse micelle in soybean miscella and temperature was analyzed.

145. The changes of the molecular weight distributions of xylan during enzymatic hydrolysis have been investigated with gel filtration chromatography.

146. Various methods are disclosed to remove the hydrobromic acid vapor from the higher molecular weight hydrocarbons and to generate bromine from the hydrobromic acid for use in the process.

147. The molecular weight of the diethylenetriamine pentaacetic acid-polyethyleneglycol-polylactic acid polymer nanoparticle is from 10000 to 50000.

148. Catalysts and technologies employed in the production of bimodal molecular weight distribution PE, abroad, were reviewed.

149. Polyurethane hot - melt adhesive was prepared which polyester low molecular weight diol chain - extender, isocyanate and other.

150. Its molecular weight was 12,600 Dalton by SDS - PAGE and its isoelectric point was 9.8 by IEF.

151. Inherent viscosity data showed that high molecular weight PPTA could be obtained with calcium hydride as acid absorbent.

152. So this is the molality of B times the molecular weight of A.

153. Results indicate that the phenothiazine has strong capability to inhibit the radical polymerization of AM and has a little effect on the molecular weight of the products.

154. For the practical use, one new calculating formula named the method of average molecular weight is deducted.

155. The effect of low molecular weight trans-1,4-polyisoprene wax (LMTPIW) on the properties of NR/SBR compounds and vulcanizates were studied, and compared with that of aromatic oil.

156. The high molecular weight glutenin subunits and their encoding genes in Aegilops variables were characterized by SDS-PAGE and molecular cloning.

157. For star-shaped structure block polybutadiene, high molecular weight section content, molecular weight distribution and average arm number of the products increased with the content of DVB increasing.

158. Affecting factor included molecular weight and dosage of thermoplastic resin and its compatibility with bismaleimide.

159. Unless of extremely high molecular weight (1000000), can usually be dissolved and , when heated, they soften or melt so that they can be extruded into fibers or molded into desired shapes.

160. Plastisol coatings are dispersions of finely divided higher molecular weight polyvinyl chloride resins in plasticizers.

161. With increasing of molecular weight, the condensability, the rigidity, the stability and the dynamic elasticity of the PSM monolayer are all enhanced.

162. The immunocompetence of low molecular weight heparin(LMWH) derived from low anticoagulant activity heparin(LAAH), a by-product in commercial heparin production, was studied.

163. The products are polyethers synthesized with new catalyst, characterized by low unsaturation, narrow molecular weight distribution, high activity and high primary hydroxyl content.

164. Molecular weight of chitosan has a great impact on its property. Oligochitosan,[] prepared by chitosan degradation has attracted more and more attention for its particular physiological property.

165. The methods to analyze the content of Gln, the composition of amino-acids, and the distribution of molecular weight of peptide were developed as well.

166. Atom transfer radical polymerization(ATRP), which can yield polymers with controlled molecular weight and low polydispersity, is an effective approach to realize living radical polymerization.

167. The purified biliverdin reductase from cow spleen was a mono-mer protein with a molecular weight of about 34000.

168. The influences of preheat treatment temperature and time on the friction and wear behavior of ultra high molecular weight polyethylene(UHMWPE) were investigated on a pin-on-disc test rig.

169. As one kind of high molecular weight suffocate hydroxybenzene antioxidant, antioxidant 1010 is widely used in plastic, rubber, synthetic fiber, elastomer, petroleum products and fodder fields.

170. The polyacrylamide ( PAM ) with low molecular weight was prepared by aqueous solution polymerization.

171. The number - average molecular weight of poly ethylene - glycol - adipate diols didn't affect the heat decompose temperatures of polyurethanes.

172. McAb EGA - 4 H 11 reacted with a single peptide of molecular weight 54.2 kD.

173. By mass spectrographic analysis, A and B both include two identical components, molecular weight was 475.2,499.5.

174. This method was compared with that of desulfonation GC and the relative deviation of LAS average molecular weight is less than 0.1%.

175. Objective : To determine the distribution of weight average molecular weight in the Phytolacca acinosa Roxb.

176. Some properties of the pea starch granules were studied, including microphoto, graphic form, X-ray diffraction pattern, amylose content, molecular weight distribution, solubility and swelling power.

177. Moreover, the rheological properties of the low molecular weight fenumgreek gum cross-linked gel systems were researched.

178. Different grades of crystal polystyrene molding pellets range from 150,000 to 350,000 weight average molecular weight.

179. The precise molecular weight that is measured can be uniquely associated with a specific moleculer formular.

180. The presence of allophanate crosslinks can be proved by the highest molecular weight of 20 series copolymers, followed by 40 ( in Table 2).

181. With increasing the electron withdrawing substituents in the phenoxy ring, the catalytic activity was increased, and the molecular weight of polyethylene decreased.

182. The VPO average molecular weight of vacuum residues and asphaltenes all decreased.

183. Natural gas in wellbore is a mixed gas consisting of various gas. Due to molecular weight of all kinds of gas is different, they will occur gravity segregation under the action of gravity field.

184. The exhaustive breadth-first searching algorithm in AI is used with the constraint of molecular weight in the structure generation process.

185. The effects of low molecular weight trans-1,4-polyisoprene wax(LMTPIW) on the properties of NR/TPI compounds and vulcanizates were studied, and compared with that of aromatic oil.

186. The conversion of polymerization reaction and viscosity - average molecular weight of polyacrylonitrile decreased as initiator quantity increased.

187. Isolation and identification of low molecular weight constituents of gallotannin and methanolysis products are reported.

188. Purpose:To observe the effect of transdermic absorption enhancer of different concentrations on the transdermic absorption of low molecular weight heparin sodium.

189. The graft rate measurement methods of high molecular weight polypropylene (pp) graft oxygenate active group product are introduced.

190. The measurement of cis-1,4-polybutadiene rubber molecular weight distribution with liquid gel permeation chromatography is studied.

191. PP will degrade due to heat during processing, resulting in chain scission of macromolecule, reduction in molecular weight and rise in MI.

192. Some fractions with low molecular weight have been obtained by silica gel chromatography separation of Pingshuo coal extracts.

193. Temperature, type of initiators, molecular regulator, addition time of monomers were investigated in terms of monomer conversion, molecular weight and its distribution.

194. When the PEO molecular weight increased, the gel fraction[/molecular weight.html], the degree of swelling and the hardness of the PEO hydrogel films increased obviously as well.

195. Therefore, the MSE can be aoolied to the measurement of low molecular weight analyte.

196. High molecular weight and large volume are detrimental to solubility.

197. The long-branched polyethylenes made from these catalytic systems had the characteristics of low melt point, low density, narrow distribution of molecular weight.

198. The application of low molecular weight trans 1,4 polyisoprene wax (LMTPIW) to rubber compound was investigated.

199. Huwentoxin-I is a low molecular weight peptide toxin which blocks the transmission of neuromuscular junction of vertebrates.

200. In this paper, the synthesis technics, application in paper industry and the price analysis of ultrahigh molecular weight PAM are briefly introduced.

201. The molecular weight distribution of oligopeptide in soybean protein enzymolysis products was determined through ultrafiltration combined with gel filtration chromatography(GFC).

202. The average molecular weight and its distribution of polystyrene obtained in microsegregation reactor are also between those of piston flow...

203. And a high molecular weight poly ( arylene ether nitrile sulfone ) has obtained.

204. High molecular weight alkali soluble polymer used as a binder and thickener for manufacturing carbon black inks.

205. The nano-zinc oxide has good catalytic property in catalytic polymerization conversion and the molecular weight of the polymerization products.

206. Synthesis of water - soluble high molecular weight polyacrylamide by homopolymerization and copolymerization was introduced.

207. The crystallization property of PPS is dependant on relative molecular weight markedly.

208. As results, the morphological structure of the product was close to that of the abroad with suitable molecular weight distribution, isotacticity and section distribution.

209. METHODS The influence of different molecular weight and quantum of PCL in buspirone hydrochloride sustained-tablets prepared by wet granule compression method were studied.

210. A liquid chromatography-tandem mass spectrometry was used to identify two components of molecular weight 496 in Radices paeoniae rubra.