all-rac-α-Tocopherol 96,0-102,0%, EMPROVE® ESSENTIAL Ph. Eur., BP, USP, E307, SAFC®
Lieferant: MERCK PRODUCTION CHEMICALS
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Achtung
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Synonyms:
Vitamin E
, all-rac-α-Tocopherol
, (±)-α-Tocopherol
, 3,4-Dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-2H-benzopyran-6-ol
, Vitamin E Alkohol
5.00949.5000EA
3200
CHF
5.00949.5000
5.00949.9020
all-rac-α-Tocopherol 96,0-102,0%, EMPROVE® ESSENTIAL Ph. Eur., BP, USP, E307, SAFC®
DL-α-Tocopherol
Corresponds to Ph. Eur., BP, USP, E 307
Conforms to the purity criteria on food additives according to the current European Commission Regulation.
# specified acc. to EMEA/CHMP/SWP/4446/2000 (Specification limits for residues of metal catalysts or metal reagents).
Other residues of metal catalysts or metal reagents acc. to this guideline are not likely to be present.
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Formel:
C₂₉H₅₀O₂ MW: 430,71 g/mol Lager Temperatur: Raumtemperatur |
MDL Number:
MFCD00072051 CAS-Nummer: 10191-41-0 EINECS: 233-466-0 |
Spezifikation Testergebnisse
| Assay (GC, Ph. Eur.) | 96.0 - 102.0 % |
| Assay (GC, USP) | 96.0 - 102.0 % |
| Identity (IR) | conforms |
| Identity (GC) | conforms |
| Identity (colour reaction) | conforms |
| Appearance | clear, colourless to yellow-brownish, viscous, oily liquid; almost odourless |
| Acidity | conforms |
| Optical rotation α 20/D (100 g/l; anhydrous ethanol) | -0.01 - 0.01 ° |
| Optical rotation α 25/D (100 g/l; chloroforme) | -0.05 - 0.05 ° |
| Refractive index (n 20/D) | 1.503 - 1.507 |
| Spec. Absorptivity A 1%/1cm (292 nm; 0,1 g/l, anhydrous ethanol) | 72 - 76 |
| Spec. Absorptivity A1%/1cm (292 nm; 0,05 g/l , anhydrous Ethanol) | 71 - 76 |
| Heavy metals (as Pb) | ≤ 10 ppm |
| As (Arsenic) | ≤ 3 ppm |
| Cu (Copper) | ≤ 10 ppm |
| Hg (Mercury) | ≤ 1 ppm |
| Pb (Lead) | ≤ 2 ppm |
| Zn (Zinc)# | ≤ 25 ppm |
| Heptane (HS-GC) | ≤ 5000 ppm |
| Methanol (HS-GC) | ≤ 3000 ppm |
| Pyridine (HS-GC) | ≤ 200 ppm |
| Toluene (HS-GC) | ≤ 890 ppm |
| Other residual solvents (ICH Q3C) | excluded by manucfacturing process |
| Related substances (Ph. Eur., impurity A) | ≤ 0.5 % |
| Related substances (Ph. Eur., impurity B) | ≤ 1.5 % |
| Related substances (Ph. Eur., sum of impurities C and D) | ≤ 1.0 % |
| Related substances (Ph. Eur., any other impurity) | ≤ 0.25 % |
| Related substances (Ph. Eur., total impurities) | ≤ 2.5 % |
| Sulfated ash (600 °C) | ≤ 0.1 % |
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