items:

standard:

result:

iodine absorption value g/kg

121±7

120

dbp absorption value 10^-3m³/kg

114±7

110

compressed dbp absorption 10^-3m²/kg

90-106

97

ctab absorption area 10m³m²/kg

102-120

110

stsa 10m³m²/kg

106±9

102

nitrogen absorption value 10m³m²/kg

112-126

119

coloring strength

108-124

114

heating loss

≤2.5

2.4

pour density

355±40

360

300％tensile strength mpa

-2.3±1.6

-1.0