≥98.0%
description |
white crystalline powder |
solubility |
soluble in water and methanol |
identification by ir |
the ir spectrum of the sample should be concordant with the working standard. |
ph 5% in water |
5.0 – 7.0 |
absorbance 5% w/v soluble in water. (a) 300 nm (b) 400 nm |
≤ 0.15 ≤ 0.06 |
melting range |
110℃– 114℃ |
moisture content by kf |
≤ 1.0% w/w |
specific optical rotation |
-28.5°—-34.5° |
purity by hplc |
≥98.00% |