Packings
6381-92-6
Article No. 6381-92-6
Purity 99%
Molecular Formula C10H14N2Na2O8.2H2O
H.S. Code 2921.2100
Grade Extra Pure
CAS No. 6381-92-6
Molecular Weight 372.24
Shelf Life 60 Months

Physical Properties

Specifications

Safety Information and Hazard Symbols

Symbol:


Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Odour Odorless pH value 4 - 5 at 10 g/l at 23 °C
Melting point/ Freezing point [°C] 248 °C Flash point [°C] > 100 °C
Solubility in water [% weight] 100 g/l at 20 °C

Specifications

Appearance White crystalline powder Assay (complexometric) 99 - 101%
pH (5% solution in water) 4 - 5 Insoluble matter in water Max 0.01%
Chloride (Cl) Max 0.02% Sulphate (SO4) Max 0.1%
Cyanide (CN) Max 0.001% Heavy metal (as Pb) Max 0.001%
Arsenic (As) Max 0.0001% Iron (Fe) Max 0.0005%
Nitrilotriacetic acid Max 0.1% Loss on drying (at 150°C; 6 hrs) 8.7 - 11.4%

Safety Information and Hazard Symbols

Risk Statement: 22
Safety Statement: 26-36