TWEEN(POYORBATE)SERIES

Product Name

Appearance at 250C

Hydroxyl Value mg KOH/g

Saponification Value mg KOH/g

pH 5% Aqueous

TWN – 20

(Polysorbate 20)

Yellow to Amber Liquid

96 - 108

40 – 50

5.0 - 7.0

TWN – 40

(Polysorbate 40)

Yellow to Amber Liquid

89 – 105

41 - 52

5.0 - 7.0

TWN – 60

(Polysorbate 60)

Yellow to Amber Liquid

81 - 96

45 - 55

5.0 - 7.0

TWN – 80

(Polysorbate 80)

Yellow to Amber Liquid

65 - 80

45 - 55

6.0 - 8.0

TWN – 85

(Polysorbate 85)

Yellow to Amber Liquid

39 - 52

80 - 95

6.0 - 8.0