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| Place of Origin: | Hunan |
| Brand Name: | Kemsky |
| Certification: | ISO 9001 |
| Model Number: | sodium pyrosulfite |
| Minimum Order Quantity: | 1 metric ton |
|---|---|
| Price: | usd 300 per metric ton |
| Packaging Details: | 25 kgs bag,1000 kgs big bag |
| Delivery Time: | 5-8 days |
| Payment Terms: | T/T , L/C |
| Supply Ability: | 3000 tons per month |
| Name: | Sodium Pyrosulfite | Other Name: | Smbs |
|---|---|---|---|
| Shelf Life: | 6 Months-12 Months | Grade: | Tech Grade,industrial Grade,food Grade |
| Usage: | Paper Industry, Water Chemical | Packing: | 25 Kgs Bag |
| High Light: | sodium metabisulfite powder,smbs sodium metabisulfite |
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SODIUM METABISULFITE TECH GRADE
| Name: |
Industrial used Sodium metabisulfite/sodium pyrosulfite
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| Appearance: | White Free Flowing Fine Crystal or Powder |
| Specification: |
Industrial grade 1) Purity (calculated with Na2S2O5): 95% 2) Iron (Fe): 0.005% 3) SO2: 65% 4) PH value: 4.0-4.6 5)Water insoluble matter: 0.05%
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Foodstuff grade 1) Purity (calculated with Na2S2O5): 95% 2) Iron (Fe): 0.0005% 3) Arsenic (As): 0.0002% 4) pH value: 4.0-4.6 5) Water insoluble matter: 0.05% 6) Heavy metal (Cal. in Pb): 0.002%
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| Package: | 25kg, 50kg pp woven bag with plastic lining, or 1000kg per package |
| Usage: |
1.Dye printing mordant. 2.Textile antichlor after being bleached.
3.Reducing agent and sulfonating agent for chemical and medical use. 4.Bamboo, wood, paper fiber bleaching agent, non-ferrous metal ore dressing agent, waste water treating , rubber freezing agent. |
Specification:
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Sodium metabisulfite industrial grade |
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Item |
Chinese standard | Company standard | |
| HG/T2826-2008 | |||
| Top-grade | First grade | ||
| Main content(Na2S2O5) | ≥96.5 | ≥95.0 | ≥97.0 |
| Fe %( Fe) | ≤0.005 | ≤0.010 | ≤0.002 |
| Water-Insoluble | ≤0.05 | ≤0.05 | ≤0.02 |
| Arsenic(As) content | ≤0.0001 | / | ≤0.0001 |
Sodium metabisulfite food grade
| Item | Chinese standard | Company standard | |
| GB1893-2008 | |||
| Main content(Na2S2O5) | ≥96.5 | ≥97.5 | |
| Fe(As content Fe) | ≤0.003 | ≤0.0015 | |
| Clarity | Pass test | Clear | |
| Heavy metal content (Pb) | ≤0.0005 | ≤0.0002 | |
| Arsenic content (As) | ≤0.0001 | ≤0.0001 |
10. Packing : External packing is PP woven bag, Internal packing is PE bag,25 kgs, 50 kgs, 1000 kgs, and 1250 kgs bag packing.
11. Storage & defence: Stored in cool and dry place, avoid moisture and heat. No breakage, No mixed with oxidant and toxic matter. The storage period is 6 month since the production date. It should be transported by clean car, with covering matter, avoid rain.
Contact Person: Ms.xie
Tel: +8613975090964
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