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Appearance
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White powder or crystals and/or chunks having ammonical odour
|
|
Assay (as NH3)
|
30 - 33%
|
|
RP gradient test
|
Passes test
|
|
Filter test
|
Passes test
|
|
Cyclovoltagram
|
Complying
|
|
Solubility (0.1 g/mL in water; 25°C)
|
Complete, Colorless
|
|
Absorption maxima (10% solution in water)
|
|
|
at 240 nm
|
Max 0.1
|
|
at 250 nm
|
Max 0.04
|
|
at 260 nm
|
Max 0.02
|
|
at 280 nm
|
Max 0.01
|
|
at 500 nm
|
Max 0.01
|