| ≥1 piece |
|
Items
|
Product name
|
|||
|
Span-20 (Sorbitan monolaurate)
|
Span-60 (Sorbitan monostearate)
|
Span-65 (Sorbitan tristearate)
|
Span-80 (Sorbitan monooleate)
|
|
|
Appearance
(20 degree Celsius) |
Yellowish to yellow cream
|
White to yellowish waxen solid
|
white to yellowish waxen solid
|
Yellow viscous liquid
|
|
acid value (mgKOH/g)
|
≤6
|
≤10
|
≤15
|
≤6
|
|
Saponification value
(mgKOH/g)
|
160—170
|
147—157
|
170—190
|
145—160
|
|
Hydroxyl value (mgKOH/g)
|
330—360
|
235—260
|
60—80
|
193—210
|
|
Water (%)
|
≤1.5
|
≤1.5
|
≤1.5
|
≤1.5
|
|
Heavy metals (calculated by Pb)%
|
≤0.001
|
≤0.001
|
≤0.001
|
≤0.001
|
|
Arsenic (%)
|
≤0.0003
|
≤0.0003
|
≤0.0003
|
≤0.0003
|
|
Items
|
Product name
|
||
|
Tween-20 (Polyoxyethylene sorbitan monolaurate)
|
Tween-60 (Polyoxyethylene sorbitan monostearate)
|
Tween-80 (Polyoxyethylene sorbitan monooleate ???
|
|
|
Appearance (20 degree Celsius)
|
Yellowish viscous liquid
|
Yellowish cream
|
Yellowish to yellow viscous liquid
|
|
Acid value (mgKOH/g)
|
≤2.0
|
≤2.0
|
≤2.0
|
|
Saponification value (mgKOH/g)
|
40—55
|
45—55
|
45—55
|
|
Hydroxyl val (mgKOH/g)
|
95—110
|
81—96
|
65—80
|
|
Water (%)
|
≤2.0
|
≤2.0
|
≤2.0
|
|
Heavy metals (calculated by Pb)%
|
≤0.001
|
≤0.001
|
≤0.001
|
|
Arsenic (%)
|
≤0.0003
|
≤0.0003
|
≤0.0003
|