USD $5.00-7.00 / Gram
USD $5.00-7.00 / Gram
USD $5.00-7.00 / Gram
USD $10.00-100.00 / Kilogram
USD $8.20-8.80 / Kilogram
USD $8.20-8.80 / Kilogram
USD $8.20-8.80 / Kilogram
USD $8.20-8.80 / Kilogram
USD $8.20-8.80 / Kilogram
product name: folic acid
purity: 99%min
appearance: orange yellow powder
cas no.: 59-30-3
einecs: 200-419-0
molecular formula: c19h19n7o6
molecular weight: 441.40
items |
specification |
appearance: |
yellowish or orange, crystalline powder. |
identification: |
ratio:a256/a365 : 2.80-3.00. |
solubility: |
practically insoluble in water and in most organic solvents. it dissolves in dilute acids and in alkaline solutions |
organic volatile impurities: |
meets the requirements |
related compounds : |
not more than 2.0% |
residue on ignition: |
not more than 0.3% |
water: |
not more than 8.5% |