ITEM

SPECIFICATIONS

CHARACTERISTICS:

A WHITE TO LIGHT GREEN,FINE CRYSTALLINE POWDER OR FINE CRYSTALS.NEEDLES OR ELONGATED PLATES

IDENTIFICATION:

CONFORM

MELTING POINT:

149~153℃

^SPECIFIC

^{OPTICAL ROTATION:}

+18.5~ +20.0^O

HEAVY METALS:

0.0010%MAX

PH

5.0~7.5

CHLORIDE:

<0.005%

LOSS ON DRYING:

<0.5%

RESIDUE ON IGNITION:

<0.1%

RELATED SUBSTANCES:

SINGLE IMPURITIES:0.5%MAX

TOTOAL IMPURITIES:2%MAX

CRYSTAL CHARACTERISTIC

CONFORM

ASSAY:

98.0~102%