Parameter

Specification Limits

Appearance

Light Yellow to brown Color Liquid

Solubility

Soluble in Methanol

Identification by HPLC

The Retention time of test sample and standard sample shall match.

Water Content

NMT 1.0%

Enantometric Purity by HPLC

NLT 99.0%

S-Isomer Content

NMT 1.0%

Purity by HPLC

NLT 99.0%

Impurities

1-Acetylnaphthalene

Any Individual unknown impurity

NMT 1.0%

NMT 0.5%