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Appearance:White to slightly yellow power
Throughput:100|Kilogram|Month
pd_productuse:intermediate
Delivery Time:large stock
Purity:99% purity
Sodium metabisulfite Chemical Properties
Melting point >300 °C (lit.)
density 1.48
storage temp. Store at RT.
solubility 540 g/L (20°C)
form Powder/Solid
color White to slightly yellow
Specific Gravity 1.48
Odor Sulphorous
PH 3.5-5 (50g/l, H2O, 20℃)
PH Range 4.5 at 50 g/l at 20 °C
Water Solubility 540 g/L (20 ºC)
Sensitive Air & Moisture Sensitive
Merck 14,8638
Stability: Stable. Incompatible with strong oxidizing agents, strong acids. Contact with strong acids releases a poisonous gas. May be moisture and air sensitive.
InChIKey HRZFUMHJMZEROT-UHFFFAOYSA-L
CAS DataBase Reference 7681-57-4(CAS DataBase Reference)
EPA Substance Registry System Sodium metabisulfite (7681-57-4)
Safety Information
Hazard Codes Xn,Xi
Risk Statements 22-31-41-36/37/38-52
Safety Statements 26-39-46-36-16
RIDADR 3260
WGK Germany 1
RTECS UX8225000
TSCA Yes
HS Code 2832 10 00
PackingGroup III
Hazardous Substances Data 7681-57-4(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 1540 mg/kg LD50 dermal Rat > 2000 mg/kg
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