p-Amino Benzoic Acid
Product Description
| Product | p-Amino Benzoic Acid |
| CAS | 150-13-0 |
| Formula | NH2C6H4CO2H |
| Synonym | PABA, Benzoic acid, 4-amino-, 4-Aminobenzoic acid |
Typical Product Specifications
| Density | 1.374 |
| Slightly Soluble | in benzene |
| Appearance | White crystalline powder |
| Identification | USP 25 |
| Assay | 98.5% - 101.5% |
| Melting Point | 186° - 189°C |
| Total Plate Count | 1000/g max |
| Loss on Drying | 0.2% max |
| Yeast and Mold | 100/g max |
| Residue on Ignition | 0.1% max |
| Coliform | 100/g max |
| Heavy Metals, As | 3 ppm max |
| Salmonella | Negative |
| Heavy Metals, Hg | 1 ppm max |
| Staphylococcus | Negative |
| Heavy Metals, Pb | 10 ppm max |
| E. Coli | Negative |
| Volatile diazo material | 0.002% max |
| Pseudomonas | Negative |
| Ordinary Impurities | 0.5% max |
| Color | colorless to yellow monoclinic prisms |
| Insolubility | in petrol. ether |
| Molecular weight | 137.13 |
| Solubility | oxygenated solvs., ethyl acetate, glac. acetic acid, water |
| Chemical Structure |  |
| Notes | Use: NOT REPORTED |
| Class | Vitamins - Nutritional Ingredients - Amino Acids |
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