L-valine

Reference standard:CP2005(II)

Assay: >=98.5%

Appearance: white crystals or crystalline powder

specific rotation 20: 26.5-29.0o

Discriminate:pages 1076 of drug-ir

PH value: 5.5-6.5

T430: >=98.0%

chloride(as Cl) <=0.02%

sulfate(as SO4) <=0.03%

NH4(as NH4) <=0.02%

else amino acid <=0.5%

loss on drying<=0.20%

residue on ignition<=0.10%

heavy metal(as Pb)<=10ppm

arsenic(as AS2O3) <=1ppm

iron(as Fe)<=10ppm

bacterial bndotoxin test <=5EU/g

Packing: 25kgs/drum