Vitamin E Acetate 50% Pharma Grade

CAS number: 7695-91-2

Molecular formula: C31H52O3

molecular weight: 472.7428

Chemical structure:

Name of Product:
Vitamin E Acetate Powder 50% Pharma Grade
Shelf Life:
3 years
Test Items
SpecificationResult
Appearance
White to almost white free-flowing powderAlmost white free-flowing powder
Identification
Coloration reaction
PositivePositive
Optical rotationTo conformConform
GCThe reaction time of the principal peak conforms to which in the reference solutionConform
TLCThe principal spot in the chromatogram obtained with the test solution is similar in position and size to the principal spot in the chromatogram obtained with the reference solutionConform
Loss on drying≤5.0%2.3%
Heavy Metals (as Pb)≤0.001%<0.001%
Aresenic (as As)≤0.0003%<0.0003%
Assay (GC)
≥50.0%52.4%
Microbial test
Total aerobic microbial count≤1000cfu/g<10cfu/g
Total moulds and yeasts count
≤100cfu/g<10cfu/g
Enterobacteria≤10cfu/g<10cfu/g
Salmonellan.d./25g/
Escherichia colin.d./10g/
Staphylococcus aureusn.d./10g/
Pseudomonas aeruginosan.d./10g/