Linear Alkyl Benzene (LAB) (High Molecular Weight - HMW)

Manufactured at Gujarat Refinery

Propel

Property HMW Test Method
Appearance Clear colourless liquid, free from contamination Visual inspection versus standard
Monoalkylbenzene
content - total material less paraffin
and DAT
98.6% min UMA B.IIc.1.1.1 or
GLC UOP 673
Linear alkylbenzene 92.0% min UMA B.IIc.1.1.1
GLC UOP 673
Alkylbenzene + DAT +
diphenylalkane
8.0% max UMA B.IIc.1.1.1
GLC UOP 673
C chain length distribution % typical range UMA B.IIc.1.1.1
phenyl C9 1.0 max GLC UOP 673
phenyl C10 5 - 15
phenyl C11 28 - 45
phenyl C12 28 - 40
phenyl C13 10 - 30
>/=phenyl C14 1.0 max
MMW 239 - 243 UMA B.IIc.1.1.1
GLC UOP 673
Total 2-phenyl isomer 18 - 32 UMA B.IIc.1.1.1
GLC UOP 673
Acid Wash test : 96% acid Not Specified
Moisture (mg/kg) 200 max UMA B.IIc.1.1.1
Br-index(mg Br2/100g) 10 max ASTM 1491 UOP 304
Dialkyltetralin/indane 1.0 % max UMA B.IIc.1.1.1
ECOSOL HPLC
Paraffin content 0.4 % max UMA B.IIc.1.1.1
GLC UOP 673
Colour 10 max klett, or +30 Saybolt, or R=0.2 max, Y=0.5max Klett Saybolt Lovibond
Relative density @20°C 0.855 - 0.870 astm d1298 uma b.ii.a.16
Trace metal content AAS
Cr+Co +Ni 5 (max.)
Iron 5 (max.)

End-uses

Manufacture of Detergents