Items

Specification(AJI92)

Appearance

White crystals

Content(%)

99.0%~101.0%

 Specific rotation( °)

+8.9~+9.5

Transmittance

≥98%

  Ammonium salt(%)

 0.02

Heavy metal(Pb%)

≤0.001

PH

3.5~4.5

Loss on drying(%)

≤0.2

Residue on ignition(%)

≤0.1

 Arsenic(As2O3%)

≤0.001 

 Chloride(Cl%)

 16.66~17.08

 Sulfate(SO4%)

 0.02

 Iron(Fe%)

  ≤0.001