单词 | Sodium hydroxide |
例句 | (1) Their list included iodine, Freon, condensing columns and sodium hydroxide. (2) The same volume of sodium hydroxide with the same concentration was then added to the acid. (3) Soda Ash, Sodium Hydroxide, Sodium MetaSilicate. (4) Hydrolysis was going on in sodium hydroxide solution. (5) Sodium hydroxide is a kind of hydriodide. (6) Caustic soda, ie sodium hydroxide, used in the manufacture of soap. (7) Use the Chloride, sodium hydroxide and carbon monoxide as raw materials, taking the Cobalt Carbonyl as catalyst to produce Phenylacetate. (8) The results showed, in the presence of sodium hydroxide, 4-aminoazobenzene could react with fresh sodium dithionite solution, and broke the carbon - carbon double bond of 4-aminoazobenzene. (9) In the light of that sodium hydroxide, sodium carbonate and their intermixture inhibit hydrolysis of magnesium chloride in mixed salt, it is rational to inject sodium hydroxide in crude processing. (10) The paper discussed a possibility of sodium hydroxide hydrolysis corn straw as briquette binder. (11) Treatment of purified wood pulp with 18 % sodium hydroxide solution produces alkali cellulose. (12) Sodium diacetate is synthesized by acetic acid and sodium hydroxide. (13) Sodium hydroxide (caustic soda) and potassium hydroxide (caustic potash) are very important industrial chemicals, used in the manufacture of soaps, glass, and many other products. (14) Commonly used in alkaline substance, such as sodium hydroxide, potassium hydroxide, sodium silicate and so on. (15) It is necessary to guarantee definite concentration of sodium hydroxide and sodium hydrosulfite for enhancing coloring quality in colorating. (16) The etching solution is composed of Potassium hydroxide, Sodium hydroxide, and additives. The window of demanding is crosshatched in certain conditions on polyimide flexible substrate. (17) Sodium hydroxide was used to release ferulic acid from wheat bran. (18) Following this preliminary treatment of specimens(/sodium hydroxide.html), the material to be analyzed is mixed with picric acid and sodium hydroxide. (19) Atmospheric pressure synthesis of ortho-nitroanisole from o-nitrochlorobenzene, methanol and sodium hydroxide catalysed by phase transfer catalyst benzyl tributyl ammonium chloride was studied. (20) Methyl morpholine is synthesized starting from dichloroethyl ether and methylamine and sodium hydroxide. (21) Acidic solutions of acid, alkalescence franctional solution sodicity franctional with sodium hydroxide. (22) RESULTS The special spore of P. marneffei could be found by sodium hydroxide smear of the liquid of lymphonodus puncture and Gram staining. (23) The ferrocenylchalcone derivatives were synthesized by the reaction of acetylferrocene and aromatic aldehyde using sodium hydroxide as catalyst in ethanol solvent under microwave irradiation. (24) Down is soluble in alkaline reagents such as sodium hypochlorite, sodium hydroxide solution, insoluble in acid such as sulfuric acid, hydrochloric acid reagents and solvents. (25) The performance of the micro chemical reactor was evaluated by the mixing-reaction experiments of sodium hydroxide solution with phenolphthalein solution. (26) Sodium ferrate was prepared by electrolysis of ferreous as anode, brass wire as cathode, sodium hydroxide as solutions and ceramics diaphragm as diaphragm. (27) The corrosiveness of the water quality can be controlled by lime, sodium hydroxide or soda. (28) As one of the main products of chlorine alkali industry, sodium hydroxide is of exceedingly significance. (29) The parent ketone can then be recovered at a later time by decomposition with sodium hydroxide. (30) Determine the equivalent weight of the purified tosyl derivative by titration using a standardized solution of 0.05M sodium hydroxide. (31) Keratin solution, prepared by dissolving the wool fibers in the sodium hydroxide solution and peroxide solution, was used to threat the cotton fibers oxidised by sodium periodate. (32) The synthesis of benzyl propionate from propanoic aid, sodium hydroxide and benzyl chloride in the presence of PTC was studied. (33) Turn the remnant of sodium hydroxide in the tube into water, and you'll find the solution turns red litmus blue. (34) The best decrease was always at sodium hydroxide treatment among these components. (35) The etching solution is composed of Potassium hydroxide , Sodium hydroxide and Additives . The window of demanding size is crosshatched in certain conditions on PI flexible substrate . (36) Sodium hydroxide and hydrochloric acid can be sourced in the city. (37) The experiment uses sodium hydroxide, sulfuric acid, nickel carbonate to deal with wasted nickel catalyst. (38) The concentrated sodium hydroxide is filtered through a pressure filter. (39) The purpose of this study is to find the delignification rate equation of pennisetum (napier grass) by Soda pulping method. The initial concentration of sodium hydroxide is 1M. (40) Methods: The concentration and the proportion of Sodium Hydroxide and Picrate were changed and the method was used with fixed time. (41) Lye - - spelled ly - e -- also called sodium hydroxide or potassium hydroxide. (42) Sodium hydroxide in various forms is the most widely used. (43) Determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide. Titrimetric method. (44) Hydrogen peroxide and sodium hydroxide was used respectively to degrade goat wool in different conditions. (45) The Titanium Dioxide, Oxalic Acid, Lithopone, Zinc Oxide, Formic Oxide, Sodium Tripolyphosphate, Oxalic Acid, Sodium Hydroxide and Iron Oxide and other chemical raw materials. (46) The relation between sodium hydroxide consumption and Polyvinylmine(PVAm) generation and the kinetics of basic hydrolysis of PNVF were investigated. (47) Results of the leaching tests on this dust showed that only 34.0% of zinc was extracted when sodium hydroxide as lixiviant in alkaline leaching. (47) is a sentence dictionary, on which you can find excellent sentences for a large number of words. (48) This paper illustrates the reaction of larch bark tannin extracts with sulfite and sodium hydroxide and the tests of its solution viscosity, MW-distribution and thin-layer chromatography. (49) Ethyl cellulose was synthesized successfully in one-step based on reaction of cellulose with excess chloroethane and sodium hydroxide in toluene as diluent. (50) Viscose manufacturing process involves the reaction of cellulose with sodium hydroxide to form an alkali cellulose. (51) Freely soluble in sodium hydroxide solution, its Solution appears acid reaction. (52) This new method had advantage over the caustic soda lime one, despite its higher sodium hydroxide consumption. (53) Standard sodium hydroxide solution was used as titrant. End point of titration was determined by the 1st derivative of titration curve. (54) The second one, composite inorganic solution, includes sodium tripolyphosphate, sodium silicofluoride, sodium sulphate, sodium hydroxide, calcium stearate and magnesium chloride. (55) In aqueous ethanolic solution of sodium polysulfide and sodium hydroxide, p-nitrotoluene is converted top-amino-benzaldehyde. The mechanism of this reaction is still obscure. (56) The dead pork production meat product, the use industry paraffin wax manufacture hot pot bed charge, the use sodium hydroxide soaks floods sends the product, don't they know these things harmfully? (57) METHODS Sodium hydroxide smear of the liquid of lymphonodus puncture, Gram staining, Sabouraud′s culture and series of identification were carried out. (58) This paper was study of atmospheric pressure synthesis ofp-nitroanisole from p-nitrochlorobenzene, methanol and sodium hydroxide catalysed by phase transfer catalyst benzyl triethyl ammonium chloride. (59) By calining the bleached kaolin and making it react with sodium hydroxide, A-Zeolite is prepared, which can be used as an addition agent of washing agent. (60) Synthesis technology and property of hydroxypropyl starch by using potato starch as raw material, propylene oxide as etherization reagent and sodium hydroxide as catalyst, were studied in this paper. (61) Different from sodium hydroxide and ammonia and other alkalizers, the lime milk has many advantages, such as high rate of alkalinization, low dosage and low price. (62) This invention provides concentrated aqueous biocidal solutions formed from bromine chloride, sodium hydroxide, and sulfamic acid. (63) Treatment of 1,3-diketones containing benzoyloxy group in 1% aqueous sodium hydroxide can afford directly the corresponding ring-A hydroxylated flavone. (64) The chitosan was prepared with 92% deacetylation degree using n-butanol and sodium hydroxide as a reaction medium and cetyltrimethylammonium bromide as a phase transfer catalyst. |
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