Vitamin A Palmitate
|
Items
|
Standards
|
Results
|
|
Appearance
|
yellow crystal or Liquid
|
Qualified
|
|
Identification
|
Positive
|
Qualified
|
|
Assay
|
≥1.70M.I.U./G
|
1.79M.I.U./G
|
|
Absorbance ratio(325nm)
|
≥0.85
|
0.90
|
|
Peroxides
|
max.1.00 ml of 0.01mol/L Na2S2O3
|
0.14ml
|
|
Acid Value
|
≤2.0
|
0.8
|
|
Related substances
|
A300/A326≤0.60
A350/A326≤0.54
A370/A326≤0.14
|
0.57
0.53
0.12
|
Functions:
1) Physicochemical Property: Pale yellow crystal or oil. Solve in ethanol. Freely solve in ethyl ester, chloroform, acetone and grease. Melting point is 28-29 centigrade.
2) Used as preparation for dry food industry
3) Storage: Be careful of violent shaking, wet, rain and insolation during transportation. Keep it in light-free, dry and cool conditions.
4) Shelf life: 24 months
5) Packing: 25kg /drum