Sodium hydrosulfite
Inquiry
| Post Date: | Jan 16,2014 |
| Expiry Date: | Jul 15,2014 |
| Detailed Description: |
Cas No. :7775-14-6
Quantity: 5Metric Tons Price:best price USD Metric Tons Payment Method: TT Other name: Sodium Dithionite Formula: NaO2SSO2Na Formula weight: 174.11 EINECS CODE 231-890-0 MDL number MFCD00011640 CAS CODE: 7775-14-6Specifications Sodium Hydrosulfite 1)Purity:90%88%85% 2)Appearance:White Crystals Powder 3) Packing:50Kg Iron Drum In Blue Color Printed,21.6MT in the 20"GP without pallet. 4)Usage: Insurance powder is widely used in the textile industry reducing dyeing, printing and reduction cleaning,decoloring and used as silk, wool, nylon and other fabrics bleaching, because it does not contain heavy metals, bleached fabric with bright color, not easy to fade. In material terms, insurance powder can also be used for food bleaching, such as gelatin, sugar, honey, soap, dynamic (plant ) oil, bamboo, the bleaching clay. Insurance powder can also be used in organic synthesis, such as a dye, medicine production as a reducing agent or bleach, it is most suitable for wood pulp bleaching agent. But in water treatment and control pollution will be many heavy metal ions such as pb2+, bi3+, reduced to the metal, can also be used to preserve food fruit. 5)Specification: Commodity Sodium Hydrosulfite MF Na2S2O4 CAS NO. 7775-14-6 Inspection date 2012-11-05 ITEM AND RESULT ITEMS STANDARD RESULTS Na2S2O4(wt%) ≥90.00% 90.8% Na2S2O5(wt%) ≤7.5% 6.59% Na2CO3(wt%) ≤6% 1.69% Na2S2O3(wt%) ≤1% 0.17% Na2SO3(wt%) ≤1% 0.21% Fe%(ppm) ≤20 15 Water lnsoluble(wt%) ≤0.05% 0.05% |
| 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: | 
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| Hazard Symbols: |  Xn:Harmful; |
| Risk Codes: | R22:; R31:; R7:; |
| Safety Description: | S26:; S28A:; S43E:; S7/8:; |
| Company: | Shaoxing Eno Environmental Technology Co.,Ltd [ China ] |
| Contact: | Shellywang |
| Tel: | +86-575-88037520 |
| Fax: | +86-575-88039037 |
| Email: | xt.wang@sxeno.com |
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