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Sodium metabisulfite CAS NO.7681-57-4
- FOB Price: USD: 1.00-10.00 /Metric Ton Get Latest Price
- Min.Order: 1 Gram
- Payment Terms: L/C,T/T,
- Available Specifications:
1(1-10)Metric Ton1(11-100)Metric Ton
- Product Details
Keywords
- sodium pyrosulfite
- disodiummetabisulfite
- fertisilo
Quick Details
- ProName: Sodium metabisulfite
- CasNo: 7681-57-4
- Molecular Formula: Na2O5S2
- Appearance: White to yellowish powder
- Application: food additive;water treatment
- DeliveryTime: Within 3-7 days after receipt of your ...
- PackAge: 25kg in pp bag (plastic inside with th...
- Port: QINGDAO
- ProductionCapacity: 200 Metric Ton/Month
- Purity: 98%
- Storage: kept in a cool, dry and ventilated pla...
- Transportation: By Sea,by Air,By courier like DHL or F...
- LimitNum: 1 Gram
- molecular weight: 190.11
Superiority
Details
Sodium metabisulfite
Product name: sodium metabisulfite / sodium metabisulphite
Molecular formula: Na2S2O5
Molecular weight: 190.10
Specification: 25Kg woven bag
Quality guarantee period: 6 months
Uses: Food additive, preservative, decolorizer, reducing agent, rubber coagulator, mineral separation, developing agent, sewage treating agent
Property: white or light yellow powder
Storage: please store in cool, dry and ventilated warehouse
Transportation: seperate from acid, oxidizing agent and toxic products; please pay attention to rain, moisture and sunshine
Executive standard: GBl983-1998
|
Item |
Index |
Testing result |
|
main content(Na2S2O5)% |
≥95.0 |
96.83 |
|
iron (Fe)% |
≤0.005 |
0.0006 |
|
heavy metal(Pb)% |
≤0.001 |
0.0002 |
|
arsenic(As)% |
≤0.0002 |
0.00008 |
|
water insoluble % |
≤0.005 |
0.0007 |
|
pH |
4.0-4.6 |
4.3 |
|
clarity |
slightly turbid |
slightly turbid |
|
chloridion(Cl)ppm |
|
0.18 |
