The Pharmaceutics and Compounding Laboratory
Emulsions:
Preparation and Stabilization

Commonly Used Emulsifiers And Their HLB Values


 
Commercial Name Chemical Name HLB Value
Glyceryl monostearate Glyceryl monostearate 3.8
PEG 400 Monoleate Polyoxyethylene monooleate 11.4
PEG 400 Monostearate Polyoxyethylene monostearate 11.6
PEG 400 Monolaurate Polyoxyethylene monolaurate 13.1
Potassium oleate Potassium oleate 20.0
Sodium lauryl sulfate Sodium lauryl sulfate 40
Sodium oleate Sodium oleate 18
SpanŽ 20 Sorbitan monolaurate 8.6
SpanŽ 40 Sorbitan monopalmitate 6.7
SpanŽ 60 Sorbitan monostearate 4.7
SpanŽ 65 Sorbitan tristearate 2.1
SpanŽ 80 Sorbitan monooleate 4.3
SpanŽ 85 Sorbitan trioleate 1.8
Triethanolamine oleate Triethanolamine oleate 12
TweenŽ 20 Polyoxyethylene sorbitan monolaurate 16.7
TweenŽ 21 Polyoxyethylene sorbitan monolaurate 13.3
TweenŽ 40 Polyoxyethylene sorbitan monopalmitate 15.6
TweenŽ 60 Polyoxyethylene sorbitan monostearate 14.9
TweenŽ 61 Polyoxyethylene sorbitan monostearate 9.6
TweenŽ 65 Polyoxyethylene sorbitan tristearate 10.5
TweenŽ 80 Polyoxyethylene sorbitan monooleate 15.0
TweenŽ 81 Polyoxyethylene sorbitan monooleate 10.0
TweenŽ 85 Polyoxyethylene sorbitan trioleate 11.0