Items

Specifications

Results

Characteristic

Whiteor almost white crystalline powder,odorless,tiny acid

Comply

TLC experiments

Comply

Comply

IR-absorption

Comply

Comply

Transmittance

99.4%

≥95.0%

Chloride

＜0.01%

≤0.01%

Ammonium

＜0.02%

≤0.02%

Sulfate

＜0.01%

≤0.01%

Related substances

＜0.2%

≤0.2%

Loss on drying

≤ 0.08%

≤0.4%

Residue on ignition

≤ 0.06%

0.1%

Iron

＜0.001%

≤0.001%

Heavy metal

＜0.002%

≤0.002%

Assay

99.4%

≥98.5%