Product Description
Certificate of Analysis
Product Name:
d-α Tocopherol acid succinate 1210IU
D-α 1210IU
Batch No.: 20090615
20090615 Batch Size: 500kg
500kg Package: 25kg/ drum
25kg/
Date of Manufacture: 2009.06.15
2009615 Date of Retest: 2011.06.14
2011614 Date of Report: 2009.06.16
2009616
Items tested
()Specifications
()Results
()Characters
()white or almost white, crystalline power, practically insoluble in water, soluble in acetone and in ethanol, very soluble in methylene chloride White power
Identification
()Infrared absorption spectrophotometry obtained by the substance to be examined conforms to that obtained by the reference substance.
D-α Conform
Specific optical rotation
≥ +24° +27.5°
Absorbance
()Maximum absorbance(284nm) 35-38 Qualified
Minimum absorbance(254nm) 6.0-8.0
Acid value
(mgKOH/g) 101-108 105.7
Free tocopherol
()≤ 1% 0.3%
Heavy metals
( )≤ 20ppm Qualified
Sulphated Ash
( )≤ 0.1% 0.08%
Residual solvents
()Hexane: ≤ 290ppm 20.00ppm
Assay() 96-102% 96.9%
Conclusion
()Conforms to pH. Eur. 6.0
Tested by: Checked by: Approved by (QC manager)
Audited Supplier 
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