DL-Valine

Item
Standard

Appearance
White powder

State of solution

(Transmittance)
Not less than 95.0%

Chloride (Cl)
Not more than0.04%

Heavy metal(Pb)
Not more than 10ppm

Arsenic(As2O3)
Not more than 2ppm

Loss on drying
Not more than 0.20%

Residue on ignition(sulfated)
Not more than 0.20%

Assay
98.0 to101.0%