USD $100.00-150.00 / Metric Ton
we have gmp.oral grade and injection grade.
specific rotation: +88°~ +96°
ph: 3.5~5.5 4.3
loss on drying: ≤15.0%
residue on ignition :≤1.0%
heavy metals: ≤20 ppm
bacterial endotoxins: ≤0.5eu/mg
it conforms to usp.