USD $10.00-10.00 / Gram
USD $25.10-28.30 / Gram
USD $10.00-10.00 / Gram
USD $25.10-28.30 / Gram
USD $25.10-28.30 / Gram
USD $10.00-10.00 / Gram
USD $25.10-28.30 / Gram
USD $2.00-10.00 / Kilogram
USD $10.00-10.00 / Gram
test item |
analysis specification |
result |
description |
white crystalline powder |
white crystalline powder |
melting point |
128-132°c |
128.3-130°c |
residue on ignition |
≤0.1% |
0.03% |
loss on drying |
≤0.5% |
0.22% |
content |
99.0%-100.5% |
99.52% |
specific optical rotation |
-15.7°--17.3° |
-16.3° |
heavy metals |
<20ppm |
<10ppm |
absence of reducing substance |
accords with the specification |
coforms |
clarity and color of the solution |
accords with the specification |
coforms |
conclusion |
it accords with the standard of usp 27th edition |