Sodium Hydrosulfite

Post Date:
Apr 01,2013
Expiry Date:
Sep 28,2013
Detailed Description:
Cas No. :7775-14-6 Payment Method: T/T,L/C
Sodium Hydrosulfite

CAS: 7775-14-6

MF: Na2O4S2
Usage:

·Widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping, textile
textile bleaching .

·It is also used in bleaching paper pulps , especially mechanical pulps, it’s the most fittable
bleaching agent in pulps.

·It is used in bleaching kaolin clay, fur bleaching and reductive whitening, bleaching of bamboo
products and straw products,

·It is used in mineral, the compound of thiourea and other sulphides.
·It is used as reducing agent in chemical industry.

·Sodium hydrosulfite food additive grade is used in foodstuffs, as bleaching agent and preservative
dried fruits, dried vegetable, vermicelli, glucose, sugar, rock sugar, caramel, candy, liquid glucose,
bamboo shoots, mushrooms and canned mushrooms.
CAS Registry Number:
7775-14-6
Synonyms:
;Sodium dithionite hydrate;Sodium hydrosulphite;Sodium dithionite;disodium dithionite;
Molecular Formula:
Na₂O₄S₂
Molecular Weight:
174.1071
Molecular Structure:
Hazard Symbols:
Xn:Harmful;
Risk Codes:
R22:;
R31:;
R7:;
Safety Description:
S26:;
S28A:;
S43E:;
S7/8:;

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