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Sodium Hydrosulfite?
Formula: Na2O4S2?
UN NO.: 1384?
DG Class: 4.2?
CAS NO.: 7775-14-6?
Property: white free-flow crystal powders, has strong reducibility
Specification?
INDEX | 90% | 88% | 85% | FOOD?ADDITIVE |
Na2S2O4 | ≥90% | ≥88% | ≥85% | ≥85% |
Fe | ≤20ppm | ≤20ppm | ≤20ppm | ≤20ppm |
ZincZn | ≤1ppm | ≤1ppm | ≤1ppm | ≤1ppm |
Other?heavy?metal calculated?as?Pb | ≤1ppm | ≤1ppm | ≤1ppm | ≤1ppm |
Water?Insolubles | ≤0.05% | ≤0.05% | ≤0.05% | ≤0.05% |
Shelf?Life(month) | 12 | 12 | 12 | 12 |
Packing
15kg,20kg,25kg,50kg,100kg,200kg iron drums with double polyethylene liners;
Application?.
1. Widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping, textile textile bleaching .
2. It is also used in bleaching paper pulps , especially mechanical pulps, it’s the most fittable bleaching agent in pulps.?
3. It is used in bleaching kaolin clay, fur bleaching and reductive whitening, bleaching of bamboo products and straw products,?
4. It is used in mineral, the compound of thiourea and other sulphides.?
5. It is used as reducing agent in chemical industry.
6. 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
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( 2023 is hidden due to unclear outlook )
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Biddle Sawyer Fortune Chem ( Asian Sales Division of Biddle Sawyer New York ) sells proven
quality ofSodium Hydrosulphite on a regular basis.
Contact Point :
Mr. S. M. Kang, CEO
Mr.Jingu Kang, Manager
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Tel : 82-(0)51-701-9121
Fax : 82-(0)51-701-9125
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Please click “ CONTACT SUPPLIER “ above so that we may reply therein or inform you the person in charge name and his/her email address and company website.
All Payment including shipping documents procedure and strict quality management to be done by Biddle Sawyer New York in cooperation with very well-trained ( including TBM : Time Based Management ) Biddle Sawyer’s overseas offices and affiliations
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Custom Manufacturing and Development Capabilities
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R&D at 6 labs (affiliate or contract)
~350 Chemists at 6 facilities in USA, China, Korea, Taiwan, India and Finland
~40 PhD's, ~120 M.S.; External consultants welcomed
~400 combined hoods
Up to 100L vessels in labs
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Development Services
Tech Transfer
Process R&D
Analytical Development
Custom Synthesis; FTE
Kilo lab production
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Analytical Equipment
LC's GC's LC/MS GC/MS NMR IR UV KF
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Production Capabilities
Production at 6 plants (affiliate or contract)
>150 vessels at 6 facilities in USA, China, Korea, Taiwan and Finland
>2000m3 capacity
Vessels from 300L to 10,000L
Temps from -80 to 350C
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Production Services
Tech Transfer
Scale Up
Optimization
Non-GMP and GMP (FDA inspected)
Pilot to large commercial scale
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