Packings
3729B
Article No. 3729B
Purity 98%
Molecular Formula C10H14K2N2O82H2O
H.S. Code 2921.2100
Grade Extra Pure
CAS No. 25102-12-9
Molecular Weight 404.46
Shelf Life 60 Months

Physical Properties

Specifications

Safety Information and Hazard Symbols

Symbol:


Physical Properties

Physical state at 20 °C Solid Colour White powder
Odour Odorless pH value 4 - 5 at 40.4 g/l at 25 °C
Melting point/ Freezing point [°C] 255 - 280 °C Solubility in water [% weight] 40.4 g/l at 20 °C

Specifications

Appearance White powder or crystalline Powder Assay (complexometric) Min 98%
Loss on drying (at 150°C; 6 hrs) 8.5 - 9.5% pH (5 % solution) 4 - 5.5
Insoluble matter in water Max 0.02% Chloride (Cl) Max 0.05%
Nitrilotriacetate [N(CH2COO)3] Max 0.1% Copper (Cu) Max 0.001%
Heavy metal (as Pb) Max 0.001% Iron (Fe) Max 0.001%

Safety Information and Hazard Symbols

Exclamation Mark              

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338