1. Apricot processing technology of antibrowning without sulphite was studied.

2. Chemical wood pulp, sulphite, other than dissolving grades.

3. Non-coniferous chemical wood pulp, sulphite, other than dissolving grades, unbleached.

4. Coniferous chemical wood pulp, sulphite other than dissolving grades, unbleached.

5. The solution effect of sulphite in the process of developer fog formation was Investigated by electron microscopy.

6. Conclusion:Content of sulphite in dried fruits and apricot meat are sold in Lanzhou market badly exceed the State standard, especially the products of apricot meat.

7. Coniferous chemical wood pulp, sulphite, other than dissolving grades, semi-bleached or bleached.

8. Sulphite pulp: Acid pulp made from wood chips cooked under pressure in a solution of bisulphite of lime.

9. The basic principle and characteristics of determination sulphite in foods was introduced. A universal method was recommended.

10. The application of sulphite in food industry has existed for a long time and showd a prosperous future in our daily life.

11. The experimental results show that ammonium persulfate-sodium hydrogen sulphite redox initiation system is the most appropriate for the preparation of DMC/AM/AA terpolymers.

12. Sulphite microcapsules were prepared by using phase separation method and dissolve dispersion condensing method.

13. Non-coniferous chemical wood pulp, sulphite, other than dissolving grades,( ) semi-bleached or bleached.

14. However, with the further research of sulphite as food additives, but toxicity has been concerned from the aspects of food safety.

15. Currently, the main products manufactured by Ammonium-acid process for the recovery of SO_(2) are liquid SO_(2), ammonium sulphate liquor or hydro-ammonium sulphite.

16. Non-woody magnesium lignosulfonate(ML) is produced as a by-product in the sulphite non-wood pulping, which is a very abundant and innoxious biomass resource.

17. The method of using adsorbent resin to enrich vanillin in the oxidative liquors of acidic sulphite pulping was studied.

18. Rising Artist Bristol Board is a fine quality, acid-free sulphite bristol for a variety of uses. It's available in two finishes — Vellum and Plate.

19. The experiments have shown that the technology of oxidation degradation with nitric acid and sulfoxidation with sodium sulphite to produce water-reducer of cement with decomposed coal is available.

20. The results show that in the presence of small amount of sulphite, the structure of developed grain changes from compact to filamentary and etch pit can be found.

21. To introduce the function, safety and determination of sulfur dioxide and sulphite in foods.