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dl-alpha-tocopherol cas 10191-41-0

Chemical Name: dl-alpha-Tocopherol

CAS No.: 10191-41-0

Molecular Fomula:C29H50O2

Molecular weight:430.71

Appearance:Slightly yellow to amber ,clear ,viscous oil

Assay:99%

Category:

Description

dl-alpha-TocopherolQuick Details

Chemical Name:dl-alpha-Tocopherol

CAS No.: 10191-41-0

Molecular Fomula:C29H50O2

Molecular weight:430.71

Appearance:Slightly yellow to amber ,clear ,viscous oil

Assay:99%

dl-alpha-TocopherolTypical Properties

Item Methods Standard Results
Appearance Visual Slightly yellow to amber ,clear ,viscous oil
Identification E307/JECFA/GB Conform Conform
Chromaticity ASTM ≦4.0 1.0
Refractive index E307/JECFA/GB 1.503~1.507 1.506
Specific absorption E307/JECFA/GB 72~76 73
Acidity USP/FCC/JECFA/GB ≦1.0ml 0.05ml
Impurity A EP / <0.1%
Impurity B EP / 0.12%
Sum of impurity C and D EP / <0.10%
Tocopheryl acetate EP / <0.10%
Any other impurity EP / 0.65%
Total impurities EP / 0.77%
Residue on ignition E307/JECFA/GB ≦0.1% 0.05%
Arsenic ChP ≦1 ppm <1 ppm
Lead E307/JECFA/GB ≦2 mg/kg <0.5mn/kg
Deithyl carbonate In house ≦5000ppm <5ppm
Moulds and Yeasts count GB4789.15 ≦100cfu/g <10cfu/g
Aerobic plate count GB4789.2 ≦100cfu/g <10cfu/g
Coloforms GB4789.3 <3.0MPN/g <3.0MPN/g
Salmonella GB4789.4 n.d./25g Not detected
Escherichia coli GB4789.38 <10cfu/g <10cfu/g
Staphylococcus aureus GB4789.1 n.d./25g Not detected
Assay EP/USP 96.0%~102.0% 99.5%

dl-alpha-TocopherolUsage

1、Antioxidants protect cells from oxidative stress or injury.

2、Food additives, medicine

dl-alpha-Tocopherol Packaging

Packing:200 kg drum , ICB

Delivery:by air ,by sea ,by courier

dl-alpha-Tocopherol Storage

Stored in a cool dry place out of direct sunlight.