Sodium hyposulfite

Properties:

Sodium hyposulfite is colorless transparent monoclinic crystal, odorless, bitter and cold feeling. Density 1.729~1.790.efflorescence in 33°C and decomposed in 48°C

Uses:

It can be used to produce anhydrous Sodium hyposulfite. epoxy resin and 5P1 catalyst; used as disinfectant and detergent in pharmaceutical industry; used as dechlorinating agent in printing, dyeing and papermaking industry; moreover, it can be used in fuel, photo, leather, light textile, mining, pesticide, sewage treatment, analysis, plating and water purification, etc.

P-PHENYLENE DIAMINE

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Molecular structure:C6H8N2

Molecular weight:108.14

Product specification:

Grade	Flake Purified	nubby Purified	nubby Industrial	powder Purified	Powder Industrial
Appearance	White	White	White grey	White	White
Melt point:()	138.5	138.5	138	138.5	138
Content:(%)	99.9	99.9	99	99.9	99

Application: As an important dyestuff intermediate, it is used for Azodyes and Sulphurdyes production, and as fur black D, fur blue and black DB,rubber antioxidant, gasoline polymerization inhibitor and raw material for developer. It is widely adopted in frontier technology in the world.