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p-Amino Benzoic Acid

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Product Description

PRODUCT

p-Amino Benzoic Acid

CAS #

150-13-0

SYNONYM

PABA; Benzoic acid, 4-amino-; 4-Aminobenzoic acid

FORMULA

NH2C6H4CO2H

Product Specifications

CHEMICAL STRUCTURE

p-Amino Benzoic Acid distributor CAS: 150-13-0 NH2C6H4CO2H chemical structure

APPEARANCE

White crystalline powder

IDENTIFICATION

USP 25

ASSAY

98.5% - 101.5%

MELTING POINT

186° - 189°C

LOSS ON DRYING

0.2% max

RESIDUE ON IGNITION

0.1% max

HEAVY METALS, AS

3 ppm max

HEAVY METALS, HG

1 ppm max

HEAVY METALS, PB

10 ppm max

VOLATILE DIAZO MATERIAL

0.002% max

ORDINARY IMPURITIES

0.5% max

TOTAL PLATE COUNT

1000/g max

YEAST AND MOLD

100/g max

COLIFORM

100/g max

SALMONELLA

Negative

STAPHYLOCOCCUS

Negative

E. COLI

Negative

PSEUDOMONAS

Negative

INSOLUBILITY

in petrol. ether

COLOR

colorless to yellow monoclinic prisms

MOLECULAR WEIGHT

137.13

SOLUBILITY

oxygenated solvs., ethyl acetate, glac. acetic acid, water

DENSITY

1.374

SLIGHTLY SOLUBLE

in benzene

NOTES

Use: NOT REPORTED

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