Qingdao Yuyin Chemical Co., Ltd.

Sodium Hydrosulfite, Sodium Formate, Phosphoric Acid manufacturer / supplier in China, offering Sodium Hydrosulfite 85% 88% 90% (Rongalite C), Ethylene Diamine Tetraacetic Acid (EDTA) /Use for Chelating Agent, Top Sale Silica Gel Dry Agent High Efficient and so on.

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Sodium Hydrosulfite 85% 88% 90% (Rongalite C)

FOB Price:US $900 - 1,200 / Ton
Min. Order (Tons) FOB Price
20+ US $900-1,200 / Ton
Get Latest Price
Min. Order: 20 Tons
Production Capacity: 50, 000/Year
Transport Package: 15kg, 25kg, 50kg Drums
Payment Terms: L/C, T/T, D/P, Paypal, Money Gram, Western Union

Basic Info.

Model NO.:85% 88% 90%
Certification:CCIC, CIQ, SGS, RoHS, ISO
Type:Sodium Hydrosulfide
Grade Standard:Industrial Grade
Certificate:SGS; CIQ; Intertek
Specification:HIGH CLASS
HS Code:28311000

Product Description

Molecular formula: Na2S2O4
Scent: No scent or slight scent of SO2
HS code: 28311000
Quality standard:
Technical grade: HG/T 2074-1991 JIS K 1476-1995
Food grade: GB2682-199
Warranty period: 12 months after production date
1. Vat dyeing, printing and stripping, reduction cleaning
2. Textile materials(silk, wool, nylon and other fibers)bleaching
3. Pulp and paper brightening
4. Pulp deinking
5. Kaolin clay bleaching
6. Foodstuffs ( sugar, honey, gelatin, etc)bleaching
7. chemical synthesizing

Extinguishing Method:
Isolate the combusted are, keep far away from flames, use sufficient drown the product completely (Other extinguishing media may not stop decomposition thoroughly). Make sure the rinsing water does not pollute water source farm. Inspect the balance of the packing drum and move those hot drums to a ventilated place to lower their temperature.
Extinguisher: Large amount of water
Technical specification:
Specification90%88%85%Food grade
Zn≤1ppm≤1 ppm≤1ppm≤1ppm
Solution AppearanceClearClearClearClear
Other heavy metal (as pb)----
HCHO---≤0. 05%
Water insoluble matter≤0.05%≤0.05%≤0.05%-

Sodium Hydrosulfite 85% 88% 90% (Rongalite C)
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Qingdao Yuyin Chemical Co., Ltd.

- Shandong, China
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