Henan Xingfa Bio-Technology Co., Ltd.

D-α Tocopherol Acid Succinate, Tocopherol Acid Succinate, Tocopherol Acid manufacturer / supplier in China, offering Tocopherol Acid Succinate, CAS No. 141-53-7 Sodium Formate for Industrial Use Leather Tanning, Dipropylene Glycol Butyl Ether (DPNB CAS No 29911-28-2) and so on.

Tocopherol Acid Succinate

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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)
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