| Appearance: |
White Crystaline Powder |
Aspect Of A Solution 10%: |
Colorless Limpid Liquid |
| Purity (Na2S2O5): |
Min 97% |
Fe: |
Max 30ppm |
| As: |
Max 1ppm |
Total Heavy Metal As Pb: |
Max 5ppm |
| High Light: |
Sodium metabisulphite Common Food Additives,
Common Food Additives 7681 57 4,
industry CAS 7681 57 4 |
Common Food Additives Sodium metabisulphite industry grade CAS 7681-57-4
Product Name: Sodium metabisulfite; Disodiummetabisulfite; Sodium metabisulphite industry grade
Molecular formula: Na2S2O5
CAS No.: 7681-57-4
Quality standard: HG/T2826-2008
Application:
In industry, sodium metabisulfite is used in printing and dyeing, organic synthesis, printing, tanning, pharmaceutical and other departments; Sodium metabisulfite is used in the chemical and pharmaceutical industries for the production of insurance powder, sulfamethazine, analgin, caprolactam, etc., as well as the purification of chloroform, phenylpropanesulfone and benzaldehyde. The photographic industry is used as an ingredient for fixing agents. Perfume industry is used to produce vanillin. It is used as preservative in brewing industry, rubber coagulant and dechlorination agent after cotton bleaching. Organic intermediates, dyes and tanning are used as reducing agents, electroplating industry, wastewater treatment of oil fields and beneficiation agent of mines.
Specification:
| Items |
Index |
| Appearance |
White Crystaline powder |
| Aspect of a solution 10% |
Colorless Limpid Liquid |
| Purity (Na2S2O5) |
Min 97% |
| Fe |
Max 30ppm |
| As |
Max 1ppm |
| Heavy metal (as Pb) |
Max 5ppm |
Storage:
Store in a cool, dry and well ventilated warehouse. Keep away from kindling and heat sources. Keep the container sealed. It shall be stored separately from oxidants, acids and edible chemicals, and mixed storage shall not be allowed. It should not be stored for a long time to avoid deterioration. The storage area shall be equipped with appropriate materials to contain leakage.
Tag:
GB CAS 527-07-1,Citric Acid Anhydrous 30 mesh,Sodium Gluconate In Food processing
Product Description
ZHANJIU (SHANGHAl)INDUSTRIAL CO, LTD is professional supplier of fine chemicals for manyindustry fields, specializing for chemicals widely used in textile printing & dyeing, leather processing,water treatment, food & feed additives, pharmaceuticals and other areas.We have own cooperatedfactories for sodium percarbonate, sodium hydrosulfite, surfactant, sulphur dyes and textile auxiliariesetc.
Our cooperated factory for sodium hydrosulfite has capacity of 100,000 metric tons per year, wealso produce sodium metabisulfite and sodium formate etc.Our factory has internationally advanced production equipment and production technology,comprehensively utilizes the by-products in the production process, and fully advocates circulareconomy and cleaner production.
Our manufacture base for Sulphur dyes is located in East China and founded in 2003. The mainproducts are solid and liquid sulphur dyes, sodium thiosulfate, sodium sulfide, etc. Our capacity forsulphur dyes is 30000 tons of solid and 30000 tons of liquid every year.Our cooperated factory for sodium percarbonate has capacity of 100,000 metric tons per year andwe already exported more than 50 countries. The main application of sodium percarbonate is indetergent and aquaculture industries. For aquaculture, we can supply granular uncoated type andtablet type. lt is Class 5.1 dangerous chemicals and we have very good professional experiences forexporting this product.
FAQ
1) Do you accept small orders ?
Yes, we can do it. Pls contact us for order details.
2) How about the price? Can you make it cheaper ?
Price is negotiable under different conditions, we are assuring you to get the most competitive price.
3) Do you offer free samples ?
Yes, we could offer the sample for free charge but do not pay the cost of freight.
4) What are your payment terms ?
We usually accept T/T, L/C or other terms for negotiating.
5) Can I visit your factory in China ?
Yes, you are welcomed to visit our factory.
6) How Can I place an order ?
Kindly pls chat with us directly, or you could just send us inquiry, we will arrange your order accordingly after all details is finalized.
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