Пара аминобензойная кислота (PABA )/п аминобензойная кислота CAS 150 13 0

Product name:

Para aminobenzoic acid

Synonyms:

1-Amino-4-carboxybenzene

CAS No:

150-13-0

Molecular Formula:

C₇H₇NO₂

Molecular Weight: 

137.14

Appearance:

Colorless needle crystal

Specifications: 

>99%

Package: 

25 kg / carton

Shelf life:

24 mouths

Storage: 

Keep the container closed in a dry, well-ventilated place.

Product name:

P-aminobenzoic acid

Synonyms:

Benzocaine Impurity 7(Benzocaine EP Impurity G);Conivaptan Impurity 8;VITAMIN H1;VITAMIN BX;RARECHEM AL BO 0238;Conivaptan impurity B;PABA;P-AMINOBENZOIC ACID

Molecular formula:

C₇H₇NO₂

CAS number:

150-13-0

Molecular structure:

Batch number:

20200317

Batch size:

1000 kg

Quantity supplied:

1000 kg

Date of production:

May 03, 2020

Date of reporting:

May 06, 2020

Date of expire:

May 02, 2023

Shelf life:

36 months when properly stored

Storage:

Keep container tightly closed in a dry and well-ventilated place.

ANALYSIS

SPECIFICATION

RESULT

Appearance:

White or light yellow odorless crystalline powder

Complies

Solubility:

Soluble in ethanol, alkali and carbonate solutions, soluble in ether, slightly soluble in water and chloroform

Complies

Identification:

IR should should comply with reference standard spectrum

Complies

Assay:

98.0% ~ 102.0 %

99.25 %

Nitrobenzoic acid:

NMT 0.2 %

Complies

Benzocaine:

NMT 0.2 %

Complies

Residue on ignition:

NMT 0.10%

0.02%

Heavy Metals:

NMT 0.002 %

Complies

Loss on drying:

NMT 0.2.0%

0.14%

P-Toluidine:

NMT 10.0 ppm

Complies

Aniline:

NMT 10.00ppm

5.64 ppm