China Food Grade Supplement Vitamin B9 Raw Powder Folic Acid, Find details about China Folic Acid, Folic Acid Powder from Food Grade Supplement Vitamin B9 Raw Powder Folic Acid
Product Name | Vitamin B9 / Folic Acid |
CAS | 59-30-3 |
EINECS | 200-419-0 |
Appearance | yellow crystalline powder or oil |
MF | C19H19N7O6 |
MW | 441.40 |
Purity | 99%,98% Vitamin B9 |
Storage | Keep in a cool, dry, dark location |
Shelf Life | 24 months when properly stored |
Test | Standards | Results | |
Characteristics | A yellowish or orange, crystalline powder. Practically insoluble in water and in most organic solvents. It dissolves in dilute acids and in alkaline solutions. | A yellowish crystalline powder. Practically insoluble in water and in most organic solvents. It dissolves in dilute acids and in alkaline solutions. | |
Identification | A: Specific optical rotation | +18 to +22 (anhydrous substance) | 19.2 |
B:HPLC chromatograms | Complies | Complies | |
C:TLC Identification | Complies | Complies | |
Related substance | Impurity Anot more than 0.5% | 0.4 | |
Impurity D not more than 0.6% | 0.5 | ||
any other impurity not more than 0.5% | 0.4 | ||
Total of other impurity not more than 1.0% | 0.8 | ||
UV absorption ratio | A256/A365:2.80-3.0 | 2.90 | |
Free amines | NMT 1/6 | 1/7 | |
Organic volatile impurities | Conforms | Conforms | |
Chromatographic purity | Not more than2.0% | 1.74% | |
Sulphated ash | Not more than 0.2% | 0.13% | |
Lead | 2ppm Max | Conforms | |
Total plate count | 1000CFU/g Max | 25CFU/g | |
Particle size | 100% pass 100mesh | Conforms | |
Salmonella | Absent | Conforms | |
E Coli | Absent | Conforms | |
Water | 5.0 %- 8.5 % | 7.5% | |
Assay(HPLC) | 97.0-102.0%(anhydrous basis) | 97.2% | |
Conclusion : Complies with BP2002/USP28 |