P-Aminophthalic Acid / 4-Aminobenzoic Acid For Medicine 98% MIN CAS 5434-21-9

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P-Aminophthalic acid / 4-Aminobenzoic Acid CAS 5434-21-9 P-Aminophthalicacid,98%MIN CASNo.:5434-21-9 Molecularformula:C8H7NO4 Specifications: - - - - CASNo. | 5434-21-9 | Appearance | Grayishcrystallinepowder | Assay(HPLC) Impurity(as3-isomer) Totalassay(4-APAplus3-APA) | 4-APA90% 3-APA:010% 98% | Meltingpoint | 342-345 | Lossondrying | 0.3% | IgnitionResidue | 0.5% | Heavymetals | 20ppm | Iron | 50ppm | Sodium | 2000ppm | - - - - Description: MolecularWeight:181.15 Structuralformula: Synonyms:4-APA,4-Aminophthalicacid Appearance:Grayishcrystallinepowder Applications: Used as Medicine,dyestuffandpharmaceuticalintermediates. CompetitiveAdvantage: 1. Wearethelargestmanufacturerof P-AminophthalicacidinChinawithmorethan12yearsof productionandexporthistory. 2. Basedonouryearsofexperienceinthisfield,wetakepleasureinbringingyouourhighqualityand consistencyproductswithverycompetitiveprice,promptdelivery,andveryquickresponseservice. 3.Ourcompanyhastheself-supportexportandimportauthorityandourfactoryisinspectedby ourvaluableandhonoredcustomers.
Ms. Christine Wu
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Changzhou Welton Chemical Co., Ltd

Ms. Christine Wu

China

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