sodium metabisulfite 7681-57-4

Min.Order / FOB Price:Get Latest Price

1 Kilogram	FOB Price: USD 1.0000

1 Kilogram

FOB Price: USD 1.0000

Min.Order :1 Kilogram
Purity: 98%
Payment Terms : L/C,T/T,

Keywords

sodiumpyrosulfite(na2s2o5);Sodium dissulfite metabisulfitedesodium;Sodiummetabisufite;sodiummetabisulfite(na2-s2o5) low price high quality

Quick Details

Appearance:White to yellowish powder
Application:food additive;water treatment
PackAge:25kg in pp bag (plastic inside with the weave outside)
ProductionCapacity:100|Metric Ton|Day
Storage:Store in a cool,dry place and keep away from direct strong light
Transportation:By Sea,by Air,By courier like DHL or Fedx

Superiority:

Main Service
1.Own made fine chemical products
2.Out sourcing and quality controlling service in China
3. COM for Chemical synthesis
4.Lab custom synthesis of API and intermadiates
Quality Assurance
1. NMR，HPLC and COA can be supplied
2. Free sample for testing

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Details:

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
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

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

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