China 98% Folic Acid Feed Additive Vitamin B9 for Animal Growth, Find details about China Vitamin B9, Feed Additive Vitamin B9 from 98% Folic Acid Feed Additive Vitamin B9 for Animal Growth
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 |
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% |
Shipping:
1) By Express: EMS/ DHL/ FedEx/ TNT/ UPS for sample or small order
2) By air or Sea for bulk order
Benzocaine | 94-09-7 |
Benzocaine hydrochloride | 23239-88-5 |
Tetracaine hydrochloride | 136-47-0 |
Procaine | 59-46-1 |
Tetracaine | 94-24-6 |
Pramoxine Hydrochloride | 637-58-1 |
Procaine HCI | 51-05-8 |
Lidocaine | 137-58-6 |
Dibucaine hydrochloride | 61-12-1 |
Prilocaine | 721-50-6 |
Propitocaine hydrochloride | 1786-81-8 |
Proparacaine hydrochloride | 5875-06-9 |
Lidocaine hydrochloride | 73-78-9 |
Levobupivacaine hydrochloride | 27262-48-2 |
Ropivacaine hydrochloride | 132112-35-7 |
Bupivacaine | 2180-92-9 |
Bupivacaine hydrochloride | 14252-80-3 |