Sodium Hydrosulfite
Negotiable
Min.Order:1
Hebei Machinery Import & Export Co., Ltd.
Sodium Hydrosulfite
Product: Sodium hydrosulfite 88%min
Molecular formula: Na2S2O4
Molecular weight: 174.11
Appearance: white crystalline powder.
Package: 50kg/iron drum
Specification: purity: 90% min
Na2CO3: 1.5-2.5%
Na2S2O3: 1-1.5%
Na2S2O5: 5.5-6.5%
Na2SO3: 2-2.5%
Fe: 18ppm max
water insoluble: 0.1% max
Application:
a) As reducer, dye auxiliary in dyeing industry, synthetic and intermediates,
b) As bleaching agent of paper pulp in paper making industry
c) As deoxidize of rubber and styrene butadiene rubber synthesis, developer
in photo-taking industry
We also could supply Sodium hydrosulfite 90%, welcome your inquiries, customers inquiries always meet with our warm and prompt responses.