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Shandong Efirm Biochemistry & Environmental Protection Co.

Supplier From China
Jun-02-20
Supplier : Thiourea, Cyananmide, Mercaptoethanol, Thiodiglycol, Poly-Mercaptan

Established: 9 Standards: ISO9001, ISO14001

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Contact Details:
Boxing Economic Development Area
Binzhou 256500
Shandong China


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Other name: Synonyms: Sodium Hydrosulphite; Sodium Dithionite; Dithionous acid, Disodium salt; Sodium Sulfoxylate
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Molecular Weight: 174.10
Chemical Formula: Na2S2O4

Product Description
Appearance: White, crystalline powder.

Product Feature
Odor: Slight irritative.
Specific Gravity: Unavailable
Solubility: Soluble in water.
Density: 2.19
pH: 6-7
pH Test-Method: PH test paper.
% Volatiles by volume @ 21C (70F): 0
Boiling Point: Not applicable.
Melting Point: >300 C Decomposes.
Vapor Pressure (mm Hg): No information found.
Bulk Density: ~0.9
Evaporation Rate (BuAc=1): No information found.

Application
1. Widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping, textile textile bleaching .
2. bleaching paper pulps , especially mechanical pulps, its the most fittable bleaching agent in pulps.
3. bleaching kaolin clay, fur bleaching and reductive whitening, bleaching of bamboo products and straw products,
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Packaging 50kg/100kg net in iron drums with double PVC bags

Product Specification/Models
NDEX 90%, 88%, 85%. FOOD ADDITIVE
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Shelf Life(month)12
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