Shijiazhuang Dingmin pharmaceutical Sciences Co.,Ltd
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Model No.: CAS 103-90-2
Brand: DM
Certification: GMP
Grade Standard: Medicine Grade
Type: Chemical Reagent
State: Solid
Volatile: Not Volatile
Packaging: double PE with aluminium foil bag
Productivity: 20000kg/month
Transportation: Ocean,Air
Place of Origin: Hebei,China
Supply Ability: 2000kg/month
Certificate: ISO9001
Port: Shanghai,SHENZHEN,BEIJING
Payment Type: L/C,T/T
Incoterm: FOB,CFR,CIF
CAS 103-90-2 4-Acetamidophenol/Paracetamol
| Tests | Standards | Results | |
| Appearance | White or almost white ,crystalline powder. | White,crystalline powder. | |
| Identification | A:IR absorption | Complies | Complies |
| B:UV absorption | Complies | Complies | |
| C:TLC | Complies | Complies | |
| Melting point | 168~172C | 169.0~170.9C | |
| Water | Not more than0.5% | 0.08% | |
| Related substance | Impurity(chloroacetanilide)not more than 10 ppm | 2ppm | |
| Impurity K(4-aminophenol)not more than 50 ppm | 15 ppm | ||
| Impurity F(4-nitrophenol)not more than 0.05% | Not detected | ||
| any other impurity not more than 0.05% | 0.01% | ||
| Total of other impurities not more than 0.1% | 0.02% | ||
| Residue on ignition | Not more than 0.1% | 0.05% | |
| Chloride | Not more than 0.014% | Less than 0.014% | |
| Sulfate | Not more than 0.02% | Less than 0.02% | |
| Sulfide | Conforms | Conforms | |
| Heavy metals | Not more than 0.001% | Less than 0.001% | |
| Free p-aminophenol | Not more than 0.005% | Less than 0.005% | |
| Limit of P-chloroacetanilide | Not more than 0.001% | Less than 0.001% | |
| Readily carbonizable substances | Conforms | Conforms | |
| Residual solvents | Residual content of acetic acid is limited by the test of loss on dryingnot more than0.5% | 0.08% | |
| Assay(anhydrous basis) | 99.0~101.0% | 99.60% | |
| Conclusion: Complies with USP34/ BP2011 | |||
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