| Test | Specification | Result |
| Appearance (Colour) | Faint Yellow to Dark Yellow and Faint | Dark Yellow |
| Orange to Dark Orange and | ||
| Yellow-Orange | ||
| Appearance (Form) | Powder | Powder |
| Solubility (Colour) | Faint Yellow to Dark Yellow and Faint | Yellow-Orange |
| Orange to Dark Orange and | ||
| Yellow-Orange | ||
| Solubility (Turbidity) | Clear to Very Slightly Hazy | Very Slightly Hazy |
| 50mg/mL, 1M NaOH | ||
| Water (by Karl Fischer) | ≤ 9 % | 9% |
| Carbon (Anhydrous) | 50.4 - 53.0 % | 51.50% |
| Nitrogen (Anhydrous) | 21.6 - 22.8 % | 22.20% |
| Purity (HPLC) | ≥ 97 % | 98% |
| 以上信息仅供参考，请以实物批次为准! | ||
