P-Aminobenzoic Acid 99.5% PABA CAS 150-13-0

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P-Aminobenzoic acid 99.5% PABA CAS 150-13-0

CAS:
150-13-0
Công thức phân tử:
C7H7NO2
Tiêu chuẩn chất lượng:
99%
Đóng gói:
25kg/fiber drum
Mininmum hàng:
25kg
Price inquiry:
sales@tnjchem.com
Manufacturer:
TNJ Chemical

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Chi tiết sản phẩm

Buy P-Aminobenzoic acid 99.5% PABA CAS 150-13-0, as pharma intermediate from TNJ Chemical, China leading P-Aminobenzoic acid 99.5% PABA CAS 150-13-0 suppliers, factory & manufacturers. If you also want to buy 4-Aminobenzoic acid 99.5% PABA CAS 150-13-0, please mail to sales19@tnjchem.com

Properties

4-Aminobenzoic acid is soluble in hot water, ethyl ether, ethyl acetate, ethanol and acetic acid, insoluble in water, benzene,petroleum ether.

Specification

Index name Industrial grade Pharma grade

Appearance White crystalline powder White or off-white crystalline powder

Melting point,℃ 186~189 186~189

Loss on drying,% ≤0.5 ≤0.2

Assay,% ≥99.0 98.5~101.5

Volatile diazoizable substances,% / ≤0.002

Residue on ignition,% / ≤0.1

Ordinary impurities,% / ≤1

Heavy metals,% / ≤0.002

Application

PABA is used as Dyes and Pharmaceutical Intermediates. It is used to product red M-80, M-10B, reactive red violet X-2R dye and Prepare the production of drug of cyano acid, namely 4-carboxyl benzylamine. PABA can also be used as a sunscreen Agent.

Packing

25kg/fiber drum

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P-Aminobenzoic acid 99.5% PABA CAS 150-13-0