ITEMS

SPECIFICATION

DESCRIPTION

OFF-WHITE, ODORLESS, FREE

FLOWING POWDER

ASSAY(%)

85~108

SOLUBILITY (%)

SOLUBLE IN WATER TO FORM

VISCOUS SOLUTION

       CALCIUM ION TEST

PASS

PARTICLE SIZE

≥95% PASS 608   MESH

LOSS ON DRYING (%)

≤15.0

RESIDUE OF IGNITION (%)

<15.0

PH

5.5~7.5

TRANSMITTANCE (%)

≥76

GEL STRENGTH(0.5%

SOLUTION)(g/cm2)

≥900

LEAD(Pb) ppm

≤2

MERCURY (Hg) ppm

≤1