Quantity(Grams) | 1 - 1000 | >1000 |
Est. Time(days) | 3 | To be negotiated |
Item | Standard |
Structural data confirmation | 1. H-NMR: The data of structure are identical with reference standard |
2. HP LC /GC -MS: Ensure the molecular weight of main peak and fragment peak are identical with reference standard | |
3. IR: The data of IR are identical with that of reference standard | |
Inorganic salt | ≤0. 1 % |
Loss on drying | ≤0.1% |
Heavy metals | ≤10 ppm |
Water | ≤0.1% |
Purity (HPLC/GC) | ≥99.0% |