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Retinoic Acid/ Vitamin A acid

Detailed

ProductRetinoic Acid/ Vitamin A acidManufacturing Date2022.05.08
Batch No.JN20220510Test Date2022.05.10
Quantity1000kgIssued Date2022.05.10
Reference Spec.USP35Expiry Date2025.04.09
Test itemsSpecificationsResults
Content98.0%-102.%99.98%
Charactersyellow crystalline powder 
Complies
IdentificationPositive     Complies
Melting range158℃-161℃159.6℃-160.1℃
Loss on drying≤0.5%0.22%
Residue on ignition≤0.1%0.05%
 
Heavy metals
≤0.002%<0.002%
Related substances              methanol≤3000ppm


65ppm
           ethyl acetate≤5000ppm


701ppm
        isopropyl alcohol≤5000ppm


324ppm
Solvent remains≤0.25%0.13
Coliforms (cfu/g)Not detectedNot detected
Salmonella Spp(cfu/g)Not detectedNot detected
Pseudomonas aeruginosa(cfu/g)Not detectedNot detected
Mold(cfu/g)100max8
 Staphylococcus(cfu/g)Not detected Not detected
ConclusionThe product comply with the requirements of USP35.

Time:2024-01-20  
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