USD $3.00-10.00 / Kilogram
USD $5,500.00-6,500.00 / Metric Ton
product name | folic acid |
appearance | orange yellow crystalline powder |
cas no. | 59-30-3 |
einecs no. | 200-419-0 |
molecular formula | c19h19n7o6 |
molecular weight | 441.40 |
specification | 97.0-102.0% |
packing | 25 kg or 50 kg/ drum |
items | standards | ||
appearance | yellow or orange crystalline powder almost odouless | ||
ultraviolet abaorption a256/a365 | between 2.80 and 3.00 | ||
water | ≤ 8.50% | ||
residue ou ignition | ≤0.3% | ||
chromatographic purity | not greater than 2.0% | ||
organic volatile impruities | meet the require | ||
assay | 97.0—102.0% |