Tretinoin

Tretinoin Appearance: Fine powder Assay: 99.12% Test/ObservationSpecificationsResultAssay Content HPLC 97%-102% 99.12% Appearance Fine Powder Complies Identification IR.UV Complies Odor Characteristic Complies Mesh 100% pass 100 mesh Complies Residue on ignition MAX 0.1% Complies Loss on drying % MAX 0.5% 0.39% Ash % MAX.1.0% 0.52% Heavy metals PPM MAX.0.002% Complies Limit of Isotretinoin MAX5.0% 3.9% Organic Volatile Impurities Meet The Requirements Complies Microbiology Total Plate Count Yeast & Mold E.Coli Salmonella <1000cfu/g <100cfu/g Negative Negative 82cfu/g Negative Complies Complies Conclusion Conform with specification