Item

Standard(USP24)

Test Result

Appearance

White Crystalline Powder

White Crystalline Powder

Assay(On Dry Basis)

98.5%~101.5%

99. 22%

Heavy Metals(As Pb)

≤0.002%

<0.002%

Loss On Drying

≤0.2%

0.17%

Residue On Ignition

≤0.1%

0.07%

Chloride (As Cl- )

≤0.007%

<0.007%

Readily Hydrolysable Substances

Complies

Complies

Sulfate (As SO4-)

≤0.0065%

<0.0065%