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Appearance
|
Brown colored powder
|
|
Identity
|
Passes test
|
|
Absoption maxima at pH 5.1
|
421-429 nm
|
|
Absorptivity (A 1%/1cm; at λmax)
|
Min 110.0
|
|
TLC test
|
Passes test
|
|
Insoluble matter in NaOH
|
Passes test
|
|
Loss on drying (at 135°C)
|
Max 5.0%
|
|
Sensitivity
|
Passes test
|