Emulsifier span series

Name:Sorbitan fatty acid ester
Type:nonionic
Specification:S-80, S-60, S-40, S-20
Technical index:

Specification	S-80	S-60	S-40	S-20
Appearance	Amber-like viscous oil	Micro-yellow waxy solid	Micro-yellow waxy solid	Viscous amber liquid
Hydroxyl value (KOHmg/g)	190～220	230～270	255～290	330～360
Saponification value (KOHmg/g)	140～160	135～155	140～150	160～175
Acid value (KOHmg/g)	≤10	≤8	≤8	≤8
Water(％)	≤1.5	≤1.5	≤2	≤2
HLB	4.3	4.7	6.7	8.6

Packing and storage:50kg in plastic barrels(S-80, S-20), 25kg in carton (S-60, S-40), shelf life: two years.