USD $5.00-10.00 / Gram
USD $1.00-10.00 / Kilogram
USD $5.00-10.00 / Gram
USD $75.00-150.00 / Kilogram
USD $4.50-5.00 / Liter
USD $8.20-8.80 / Kilogram
USD $11,000.00-12,000.00 / Metric Ton
USD $11,000.00-12,000.00 / Metric Ton
USD $11,000.00-12,000.00 / Metric Ton
1. product information:
product name:isotretinoin
cas no.: 4759-48-2
molecular formula: c20h2702
molecular weight: 299.4277
item |
specification |
description |
yellow crystalline powder |
identification |
the ir absorption spectrum should correspond with reference spectrum |
should exhibits maximum absorption at 354nm |
|
loss on drying |
not more than 0.5% |
residue on ignition |
not more than 0.1% |
heavy metals |
not more than 0.002% |
organic volatile impurity |
complies |
tretinoin |
not more than 1.0% |
assay |
98.0%~102.0%( calculated on the dried basis) |
our package:
type of shipping:
payment(tt,d/p,l/c):
1: trial order: we advise that you can use west-union, paypal,escrow and t/t
2: bulk order: we accept t/t,d/p and l/c