TEST ITEMS

SPECIFICATION

APPEARANCE

Cream white powder

FINENESS (76mm)

98% min

VOLATILE AT 105°C

3.5% max

DISPERSION VISCOSITY

7%

XYLENE

200#

2.5 mpa.s min

LOSS ON IGNITION

38 min

Pb

15 mg/kg max

As

5 mg/kg max

SPECIFIC GRAVITY

1.7

MOISTURE

4.0% max

POLARITY

gasoline, benzene, ester, ketone, ether,alcohol mixed solvent

DISPERSION CONDITIONS

high speed disperse, do not require polarity activator

ADDING METHOD

dry powder directly