TEST ITEMS

SPECIFICATION

APPEARANCE

Cream white powder

FINENESS (76mm)

98% min

VOLATILE AT 105°C

3.5% max

DISPERSION VISCOSITY

7%

XYLENE

200#

3.0 mpa.s min

LOSS ON IGNITION

32 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

require polarity activator, ethanol (95/5) input is 30%-50% of dry powder, high speed disperse

ADDING METHOD

dry powder directly