USD $27.50-33.00 / Gram
USD $1.00-10.00 / Kilogram
USD $10.00-10.00 / Gram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $1.00-20.00 / Gram
test items
|
standards
|
description
|
white or offwhite crystalline powder
|
identification
|
hplc+uv
|
water
|
nmt 1.0%
|
specific rotation(on dried basis, 1% solution in dmso)
|
+6.0°~+9.0°
|
residue on ignition
|
nmt 0.1%
|
heavy metal
|
nmt 20ppm
|
related compounds
|
maximum individual imipurity nmt 0.5%
|
total impurities: nmt 1.0%
|
|
assay (on dried basis)
|
nlt 98.5%
|