Hefei TNJ chemical industry co.,ltd
Country: China (Mainland)
Year Established: 2001
Business type: Trading Company
Product Certificate:(1)
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POTASSIUM METABISULFITE 16731-55-8 CAS NO.16731-55-8

Min.Order Quantity:: 1 Metric Ton

Purity:: 97%

Port:: qingdao/shanghai

Payment Terms:: L/C,T/T,

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Product Details

Keywords

16731-55-8
POTASSIUM METABISULFITE
POTASSIUM M-BISULFITE

Quick Details

ProName: POTASSIUM METABISULFITE 16731-55-8
CasNo: 16731-55-8
Molecular Formula: K2O5S2
Appearance: White to slightly yellowish fine cryst...
Application: food additives
DeliveryTime: 1 week
PackAge: 25kg per bag
Port: qingdao/shanghai
ProductionCapacity: 100 Metric Ton/Year
Purity: 97%
Storage: dry and cool place avoid fire and heat
Transportation: by sea air truck
LimitNum: 1 Metric Ton
Residue on Ignition: 20ppm
Heavy Metal Content: 10ppm
Valid Period: 2 years
cas: 16731-55-8

Superiority

linkman albert yu

moblie +8613696510409

skype albertyu

potassium metabisulfite

white to slightly yellowish fine cryst. powder

chemical properties

mp: 190°c

density: 2.34 g/cm3

solubility: h2o: 0.1 m at 20 °c, clear, colorless

cas: 16731-55-8

mf: k2o5s2

mw: 222.32

einecs: 240-795-3

Details

potassium metabisulfite

white to slightly yellowish fine cryst. powder

chemical properties

mp: 190°c

density: 2.34 g/cm3

solubility: h2o: 0.1 m at 20 °c, clear, colorless

cas: 16731-55-8

mf: k2o5s2

mw: 222.32

einecs: 240-795-3

packing: 25kg per bag, composite bag lined with plastic bag, or by user`s request.

standard: eu food grade e224

appearance colorless crystal or white powder

assay over 97.2%

ph 10% solution 3.8-4.8

heavy metal mg/kg less 10%

so2 assay g/100g over 56.0

k2s2o2 assay g/100g less 0.1

usage: the product was used for the preparation of photographic developing solution, which was also used as food bleaching agent, preservatives, antioxidants. in addition, it could be used to retain freshness of wine, fruit juice, beer clarifying agent, fruits and vegetables, meat, graps, as well as the non-cyanide silver plating.