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China, Chinese Para-Aminobenzoic Acid CAS 150-13-0 P-Aminobenzoic Acid1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Organic ChemicalsAmino AcidPara-Aminobenzoic Acid4-Aminobenzoic Acid
Ningbo Samreal Chemical Co., Ltd.
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Product Description Product ParametersP-aminobenzoic acid cas 150-13-0The detailed specifications are as below:Testing specifications Standard of corporationItemsStandardResultsAppearance Off white crystalline powderConformsAssay (By HPLC)≥99.5%99.9%Ignition residuals ≤0.3%0.04%Loss on drying≤0.5%0.04%Melting point 186~189oC186~187oC Testing specifications:USP 43ItemsStandardResultsCharacters White or light yellow crystal or crystalline powder without smellWhite crystalline powder without smell.Identification IR should comply with the referencestandard spectrum.Solution main peak retention time should be consist with standard solution main peak retention time.IR complies with the referencestandard spectrum.Solution main peak retention time should be consist with standard solution main peak retention time.Loss on dryingNot more than 0.2%0.06%Residue on ignition Not more than 0.1%0.06%Assay 98.0~102.0%99.76%Organic impurities (HPLC)Nitrobenzoic acid≤0.2%ND Benzocaine≤0.2%ND Any unspecified impurity≤0.1%0.01% Total impurities≤0.5%0.01%Aniline and P-toluidine(GC)Aniline ≤10ppm1.51ppm P-toluidine≤10ppmNDPb≤3ppm0.00613ppmCd≤1ppm0.00025ppmHg≤0.1ppm0.00208ppmAs<1ppmNDAerobic plate countNot more than 103cfu/g<100cfu/gYeasts & MoldsNot more than 102cfu/g<10cfu/gE.ColiNegative NDColiformsNot more than 10cfu/g<10cfu/gSalmoneliaNegativeNDFor customer reference only. If you are interested in any of our products, please feel free to contact us for more information.
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