TEST ITEM

98%Grade

95%Grade

92%Grade

Appearance

White Crystalline Powder

Mono-PE, (m/m),%, ≥

98min

95min

92min

Hydroxyl group, (m/m), %≥

48.5min

47.5min

47.0min

Heating loss, (m/m),%, ≤

0.2max

0.5max

0.5max

Melting Point≥

250

/

/

Ash, (m/m),%, ≤

0.05

0.1max

0.1max

PhthalicColor

1max

2max

2max