Pure Vitamin E Acetate powder,China Realin price supplier

Name:Vitamin E acetate 98% Synonyms:3,4-Dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-2H-benzopyran-6-yl acetate;dl-alpha-tocopheryl acetate.

Appearance: clear, colorless or slightly greenish-yellow, viscous, oily liquid.

Solubility: practically insoluble in water, freely soluble in acetone, in anhydrous ethanol and in fatty oils.

Relative density: 0.950~0.964.

Standard: EP6/USP32 CAS:7695-91-2

 

Items	Vitamin E Acetate Standards	Results
Appearance	Slightly Yellow,Clear,Viscous Oil	Qualified
Assay by G.C	98.0%~101.0%	98.0%
Identity	Corresponds	Qualified
Density	0.952-0.966 g/ml	0.958g/ml
Refractive Index	1.494-1.498	1.494
Absorbance in ethano
At about 284nm(max.)	42.0-45.0	43.8
At about 254nm(min.)	7.5-9.0	8.3
Acidity	max.1.0mL of 0.1N NaOH	0.05mL
Sulphated  Ashes	max.0.1%	0.06%
Microbiological Spec
Total Plate Count	≤1000cfu/g	Conforms
yeast & Mold	≤100cfu/g	Conforms
E.Coli	Negative (In 10g)	Non-detected
Salmonella	Negative (In 25g)	Non-detected
Heavy Metals	max. 10ppm	Less than 5ppm
Lead	max. 2ppm	0.09ppm
Arsenic	max. 3ppm	Less than 1ppm
Free Tocopherol	max. 1.0%	1.0%
Organic Volatile Impurities	Meets USP Requirements	Qualified
( Actual Tested Results: Comply With USP32 Standard )

A brownish-red oil with mild taste and odor. It contains nature mixed tocopherols which are obtained from edible vegetable oils by suitable physical means.

 

Vitamin E Acetate is widely used in production of medicine, health food, feed and cosmetic as an additive.

 

Test Items	Quality standard
Appearance	Brownish or light yellow oil
Content of VE	≥50.0%
The content of D-(β+γ+δ)	≥80%
Acidity	≤1ml
Heavy metals (as Pb)mg/kg	≤10ppm
Specific Rotation[α]D25°	≥20

 

Packing: 10 kg/ Steel Drum, 10kg/ Aluminium Tin, 20kg/ Steel Drum, 25kg/ Aluminium Tin

 

Vitamin E Acetate 50% Granular Feed Grade

 

 

Synonyms: DL Alpha-Tocopheryl Acetate

CAS #: 7695-91-2

Molecular structure:   C31H52O3

Molecular weight:       472.76

Carrier :                     Sillica 50%

Specifications:

Appearance  :            white granular Powder

Identity:                     Corresponds

Granular size:            90% of the product can pass through the No.3                   

screen( inside diameter of mesh screen : 355 um)                     

Loss on drying:          5% Max.

Assay:                      50% Min.

Solubility:                  Insoluble in water; on addition of water the oily vitamin E acetate is set

                                free on the surface.

Stability and storage:

Vitamin E powder is fairly stable to air and heat, but is sensitive to light and alkalis, the shelf life is 12 months from the date of production when store in the unopened drums/bag and at a temperature below 25D.C.

Safety Information:

This products is safe for the intended use. Avoid ingestion or direct contact by applying suitable protective measures and person hygiene.

   Vitamin E Acetate 98%

(DL-Alpha Tocopherol Acetate)  

 

Description: Vitamin E 98% min is a yellow to amber clear viscous liquid. Not soluble in water;

easily soluble in ethyl alcohol; soluble in acetone, trichloromethane, diethyl ether,

vegetable oil.

CAS No.:      7695-91-2

Molecular formula:  C31H52O3

Relative molecular mass: 430.71

Specifications(USP 25)

 

Appearance:                          Slightly yellow, clear, viscous oil

Assay by G.C.:                      98.0-102.0% (980iu/g minimum)

Identity:                                 Corresponds

Density( D20,20):                   0.952-0.966 g/ml

Refractive index nD20   :         1.494-1.498

Absorbance in ethanol:

At about 284nm(max.)             42.045.0

At about 254nm(min.)              7.5-9.0

Acid value:                             £ 1.0ml of 0.1N NaOH

Sulfated ash:                          £ 0.1%

Heavy metals:                        £ 20 ppm

Lead:                                     £ 10ppm

Arsenic:                                 £ 3 ppm

Free Tocopherol:                    £ 1.0%

Organic volatile impurity:         Meets USP requirements          

1 IU = 1 USPU = 1mg  vitamin E acetate

Stability:      Rather stable in acid, stable to heat ( not decomposable on 200°C). Oxide and

become black when exposed in air and light. Stable in visible light but not stable

in ultraviolet.