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ISOPENTANE

SYNONYM: 2-Methylbutane
CAS NO.:78-78-4
H.S.Code:2901100000
MF:CH3CH2CH(CH3)2
EINECS No.:201-142-8
Appearance:Colorless liquid

Technical Parameters

Analysis Item Unit IP90 IP95 IP97 IP99
iso-Pentane %(m/m) ≥90 ≥95 ≥97 ≥99
n-Pentane %(m/m) Balance Balance Balance Balance
Saybolt color   ≤+30 ≤+30 ≤+30 ≤+30
Aromatics mg/kg ≤10 ≤10 ≤10 ≤10
Sulfur mg/kg ≤1 ≤1 ≤1 ≤1
Nitrogen mg/kg ≤5 ≤5 ≤5 ≤5
Carbonyls as acetaldehyde mg/kg ≤1 ≤1 ≤1 ≤1
Bromine Index mg/100g ≤20 ≤20 ≤20 ≤20

Residue on 

Ignation

mg/100ml ≤1 ≤1 ≤1 ≤1
Olefin mg/kg 0 0 0 0
Appearance   Colorless transparent liquid Colorless transparent liquid Colorless transparent liquid Colorless transparent liquid