Grades

Softening point(°C)

Coking value(wt%)

Quinoline insoluble(wt%)

Ash(wt%)

120

115-125

≥46

≤0.5

≤0.1

150

145-155

≥50

≤0.5

≤0.1

180

175-185

≥57

≤0.5

≤0.1

200

195-205

≥60

≤0.5

≤0.1

230

225-235

≥66

≤0.5

≤0.1