1. The manganic manganous oxide is prepared from the purified manganese sulfate solution using hydrogen peroxide as oxidant under alkali medium of ammonia solution.

2. And manganic manganous oxide is the main material to produce ferrite.

3. The prepared method and technologic condition of tetrahydrated manganous nitrate reagent is given in laboratory.

4. Six new manganous complexes have been prepared in ethanol media by the reaction of phytic acid with manganous nitrates.

5. The important properties and uses of manganous nitrate is introduced in this paper.

6. Oxidizing agent was prepared by means of anhydrous manganous acetate dissolved in glacial acetic acid and oxidized to divalent manganic salt by potassium permanganate.

7. Urushiol manganese polymer(PUM)has been synthesized from manganous Sulfate and urushiol-sodium prepared by the reaction of urushiol with sodium hydrate.

8. Results:Zinc Gluconate, Manganous Chloride and Zinc Gluconate together with Manganous chloride have the effects to ligh.

8. try its best to collect and build good sentences.

9. The control of the growth rate of Sodium chloride crystallization by adding manganous ion into the brine is studied through indoor experiment and outdoor production test.

10. Objective To investigate the toxic effects of Zinc gluconate and Manganous chloride which were used solely and together to oppose the toxicity of silica on alveolar macrophage.

11. It can be divided into four methods to prepare manganic manganous oxide from the raw stuff: electrolytic product of manganese, manganous salt, manganese oxide compound and manganese carbonate.

12. Herein, zinc-manganese alloy bath containing sulfate and citrate ions was selected, and the effect of anodes, manganous ions and continuous operation on bath stability was studied.

13. In view of the problems above, this paper put forward a new craft route, which was preparing manganous sulfate from rhodochrosite by acid-leaching as raw material to get manganic manganous oxide.

14. By curing process, and used pyrite, pyrolusite and sulfuric acid as material, manganous sulfate was product.

15. The invention discloses a manganese complex and the preparation method and application of the manganese complex, providing a complex of manganous, 1(), 10-phenanthroline and sulfate.

16. Objective To study the changes of sperm quality in mice treated with manganous chloride.

17. Anthraquinone is prepared by the liquid phase oxidation of anthracene with oxygen in the presence of cobaltous salt, manganous salt and bromide.

18. The invention belongs to the field of chemical engineering, specifically relates to a method for removing ferrum and heavy metals during manganous sulfate solution preparation.

19. This artical introduces the effective practical new technique and it' s process for desulfurizing with pyrolusite slurry and the by-product recovery of manganous sulfate.

20. In this paper, the potential advantage of the preparation of metallic manganese from manganous chloride has been described.