Item

Unit

Specification

Appearance

White Prill

Purity

wt%

99.8 min.

Freezing point

℃

156.6 min.

Solution color

APHA (35.5g BPA in 50ml Methanol)

10 max

Free phenol

wt-ppm

50 max

ASH

wt-ppm

5 max

Iron

wt-ppm

0.5 max