Active Pharmaceutical Ingredient Paracetamol Powder USP / BP / EP / CP

Introduction

CAS No.:103-90-2

Moleacular Formula: C8H9NO2

Molecular Weight: 151.16

EINECS: 203-157-5

Purity: 99.5%~101.0%

Certificate of Analysis, USP30/BP98

Appearance: A white to pale yellow crystalline powder. Odorless and a little bitter.

Function

Paracetamol powder nutritional supplemen Mainly used for amino acid infusion,due to special wettability, also used in cold cream,osmetics. Serine constitute the human body of several kinds of essential amino acid of protein a, for the construction of protein has a very important role.

Application

Paracetamol powder nutritional supplemen Mainly used for amino acid infusion,due to special wettability,also used in cold cream,osmetics. Serine constitute the human body of several kinds of essential amino acid of protein a, for the construction of protein has a very important role.

Specification

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 168~172℃ 169.0~170.9℃
Water Not more than0.5% 0.08%
Related substance ImpurityJ(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% 99.6%
Conclusion: Complies with USP34/ BP2011

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