Member Since

2006

Hangzhou Amethyst Trade Co.,Ltd

H Acid

Detailed Product Description

Physical and Chemical Properties:
(1)the solubility in water is 0.17% (20ē™ˆ);
(2)the solubility in water is 2.40% (60Cē™ˆ);
(3)insoluble in alcohol and aether;
(4)soluble in solutions of alkali, sodium carbonate and ammonia;
(5)the dilute solutiono f H-acid appears blue red fluorescence;
(6)H-acid can couple in both acid and alkali condition;
(7)a. the alkali solution of H-acid fast becomes dark in air; b. to produce yellow crystalline diazo compound when reacting with nitrous acid; c. diazo compounds are soluble in soda and alkali solution; d. appears light violet when dissolving in soda solution, appears dark green when dissolving in alkali solution.
Main Uses: used to produce all kinds of azo dyes, used to dye wools, textiles, papers and paper textiles; also used to synthesize pharmaceutical.
Place of Origin:Zhejiang Hangzhou in China
Model No:80%min. W.M.319
Supply Ability:10000MT
Package:25kgs/bag,25kgs/drum
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