USD $1.00-10.00 / Kilogram
USD $20.40-25.10 / Gram
USD $20.40-25.10 / Gram
USD $20.40-25.10 / Gram
USD $20.40-25.10 / Gram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $20.40-25.10 / Gram
USD $2.00-10.00 / Kilogram
retinoic acid (tretinoin) cas 302-79-4
retinoic acid (tretinoin) quick details
chemical name: tretinoin
cas no.: 302-79-4
molecular fomula: c20h28o2
chemical structure:
molecular weight: 300.44
assay:98.0-102.0%
retinoic acid (tretinoin) typical properties
testing item |
specifications |
appearance |
yellow crystalline powder |
assay |
98.0%~102.0 % |
identification |
the ir absorption spectrum should correspond with reference spectrum |
should exhibits maximum absorption at 352nm |
|
loss on drying |
not more than 0.5% |
residue on ignition |
not more than 0.1% |
heavy metals |
not more than 0.002% |
limit of isotretinoin |
not more than 5.0% |
retinoic acid (tretinoin) usage
1. tretinoin is widely applied in pharmaceutical field, mainly used for the cure of dermatonosus like acne, ichthyosis and psoriasis abnormal, etc..
2. tretinoin can be made into tretinoin or retinoic acid cream to cureacne or other unhealthy skin.
3. tretinoin is used for skin keratinocytes-resistant drugs and cell-induced differentation drug.
retinoic acid (tretinoin) packaging
1kg/aluminum foil bag , 5kg/aluminum foil bag ,25kg/carton drum
retinoic acid (tretinoin) storage
stored in dry and cool place, keep away from strong light and heat.