ITEMS STANDARD RESULTS

DESCRIPTION WHITE OR ALMOST WHITE POWDER ALMOST WHITE POWDER

IDENTIFICATION POSITIVE REACTION POSITIVE REACTION

PH 4.0 ~ 6.0 4.4

OPTICAL ROTATION -63 ~ -73 -71

LOSS ON DRYING (%) ¡Ü3.5 3.2

SULPHATED ASH (%) ¡Ü1.0 0.6

SULFATE (%) 16.0 ~ 18.0 16.8

HEAVY METAL ¡Ü20.0u/g UP TO STANDARD

BIOLOGICAL POTENCY (DRY BASIS) ¡Ý19000u/mg 20967u/mg