China (Mainland)
Premiumsupplier
Vitamin E2H-1-Benzopyran-6-ol, 3,4-dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-, [2R-[2R*(4R*,8R*)]]-; 5,7,8-trimethyltocol; CAS NO.1406-18-4
- Min.Order: 100 Metric Ton
- Payment Terms: L/C,T/T,
- Product Details
Keywords
- 1406-18-4
- Vitamin E2H-1-Benzopyran-6-ol, 3,4-dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-, [2R-[2R*(4R*,8R*)]]-; 5,7,8-trimethyltocol;
- 1406-18-4 seller in China
Quick Details
- ProName: Vitamin E2H-1-Benzopyran-6-ol, 3,4-dih...
- CasNo: 1406-18-4
- Molecular Formula: C29H50O2
- Appearance: white or yellowish white flaky crystal
- Application: Used for research and industrial manuf...
- DeliveryTime: Within7-10 days after receipt of your ...
- PackAge: As customer request
- Port: Qingdao,China
- ProductionCapacity: 100 Metric Ton/Day
- Purity: 98%min
- Storage: Keep the sun from direct sunlight ；pre...
- Transportation: By Sea/Air/Courier
- LimitNum: 100 Metric Ton
Superiority
Details
|
Items |
Standards |
Results |
|
Appearance |
Slightly Yellow,Clear,Viscous Oil |
Qualified |
|
Assay by GC |
96.5%~101.0% |
99.0% |
|
Identification A.B.C |
Correspond |
Qualified |
|
Optical rotation |
-0.01º~+0.01º |
Qualified |
|
Infrared Absorption Spectrophotometry |
Correspond |
Qualified |
|
Thin Layer Chromatography |
Correspond |
Qualified |
|
Refractive Index (20℃) |
1.494-1.498 |
1.494 |
|
Related substances |
Impurities A ≤0.5% Impurities B ≤1.5% Impurities C ≤0.5% Sum of impurity D+E ≤1.0% Any other impurities ≤0.25% Total impurities: ≤2.5% |
<0.1% 0.3% 0.15% <0.1% <0.1% 0.45% |
|
Absorbance in ethanol： |
||
|
at about 284nm(max.) |
42.0-45.0 |
43.8 |
|
at about 254nm(min.) |
7.5-9.0 |
8.3 |
|
Acidity |
Max.2.0ml of 0.1N NaOH |
0.08ml |
|
Sulphated Ashes |
Max. 0.1% |
0.06% |
|
Heavy Metals |
Max. 20ppm |
＜5ppm |
|
Lead |
Max. 2ppm |
0.09ppm |
|
Arsenic |
Max. 3ppm |
＜1ppm |
|
Free Tocopherol |
Max. 1.0% |
0.3% |
|
Organic Volatile Impurities |
Meets USP Requirement |
Qualified |
|
Residual Solvents |
Meets USP Requirement |
Qualified |
|
( Actual Tested Results ：Comply With USP/EP Standard ) |
||
