Sodium sulphite anhydrous,sulphite
- Xingang
- T/T D/P D/A
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Product Details
Type | Sodium Metabisulfite | CAS No. | 7681-57-4 7631-90-5 7757-83-7 | |
MF | Na2S2O5 NaHSO3 Na2SO3 | EINECS No. | 231-673-0 231-548-0 231-821-4 | |
Place of Origin | Tianjin, China | Grade Standard | Food Grade, Industrial Grade | |
Purity | 65% 62% 93% 96% 97% |
Product Description
Specifications
colour is white,content of sulfur dioxide is high,
impurity is low,
storage time is long
The high quality raw material,the strict and the scientific production management,have ensured the characteristic of our porduct:colour is white,content of sulfur dioxide is high,impurity is low,storage time is long.So our products have very good reputation for domestic and foreign markets.
SODIUM METABIS ULPHITE
Index name | Value | |
FOOD GRADE | INDUSTRIAL GRADE | |
Na2S2O5(SO2) %≥ | 65 |
|
FE%≤ | 0.003 | 0.005 |
Water Insoluble Matter%≤ | 0.05 | 0.05 |
PH | 4.0-4.6 | 4.0-4.6 |
Heavy Metal(PB) %≤ | 0.002 |
|
AS%≤ | 0.0002 |
|
Industrial grade:
Mordant of printing and dyeing;Dechlorinate of textile after bleaching;sulphonated agent and reducer of chemical industry and pharmacy Bleach of paper pulp,bamboo and timber fiber; Mineral-dressing of nonferrous metal;Treatment agent of waste water;Rubber solidifying agent.
Food grade:
Bleach agent(e.g.candies,cake,bamboo shoots etc.);loose agent(e.g.bread,craker etc.);Antiseptic and germicede(e.g.fruit and juice etc.);inhibitor and freshen agent(e.g.daylily,seafood,fruit and vegetable etc.)
SODIUM BISULPHITE
Index name | Value |
Sodium bisulphate(AS SO2)%≥ | 62 |
Fe%≤ | 0.003 |
Water insoluble matter%≤ | 0.04 |
Heavy metal(PB)%≤ | 0.002 |
Arsenic | 0.0002 |
SODIUM SULPHITE ANHYDROUS
Index name | Prime grade | First grade | Second grade |
Sodium sulphite NA2SO3% IRON(as FE)%< Water insoluble matter% Free alkali (as Na2CO3)%< Sulfateradical(as Na2SO4)%< Sodium chloride(as NaCl)%< | 97 0.003 0.02 0.10 2.5 0.10 | 96 0.005 0.03 0.40 | 93 0.01 0.05 0.60
|
We can produce higher-than-standard quality goods to satisfy different requirements from different customers.
If you are interested in our product or have any questions, please contact us.
Best regards
Email:wangdingdeb A
Contact Us
- Shanxi Province Yangquan Metals & Minerals Imp. & Exp. Co., Ltd.
- Contact nameGuisheng Zhang Chat Now
- Phone0086-353-2590004,6667784
- AddressNO.263 TAONAN EAST ROAD, Yangquan, Shanxi
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