Items

Specification

Appearance:

Yellow crystalline powder.

Identification:

Positive

pH value:

5.5-7.0

Ammonium:

Meet the requirements

Appearance of solution:

Clear

Heavy metals:

Not more than 10ppm

Loss on drying:

4.5-5.5%

Sulfated ash:

Not more than 0.2%

Chloride:

Not more than 0.024%

Sulfate:

Not more than 0.072%

Impurity (TLC):

Not more than 0.3%

Assay:

99.0-101.0%