ITEMS

SPECIFICATION

DESCRIPTION

WHITE OR ALMOST WHITE CRYSTALLINE POWDER

IDENTIFICATION

HPLC

LOSS ON DRYING

Max.0.5%

MELTING POINT

246.0℃~252.0℃

RESIDUE ON IGNITION

Max.0.1%

HEAVY METALS

Max.20ppm

RELATED SUBSTANCES

TOTAL Max.1.0%

SINGLE MAXIMUM IMPURITY 0.5%

ASSAY (BASED ON DRYING)

97.0% ~ 103.0%

RESIDUAL SOLVENTS(GC)

-ACETONE

-DICHLOROMETHANE

-ETHYL ACETATE

-METHANOL

-TOLUENE

N.m.t. 5000ppm

N.m.t. 600ppm

N.m.t. 5000ppm

N.m.t. 5000ppm

N.m.t. 890ppm