BACTERIAL VITAMIN H1 PABA VITAMIN BX
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Introduction
4-Aminobenzoic Acid(PABA)
1. Cas no.:150-13-0
2. White crystalline powder
3 .Content: 98.5%-101.5%
4. Packing: 25kgs /drum
Quality Standard: | USP31 |
---|---|
Content: | 98.5-101.5% |
Appearance: | White Crystalline Powder |
Loss on Drying: | ≤0.2% |
Residue on ignition: | ≤0.1% |
Melting Point: | 186-189ºC |
Heavy Metals: | ≤20ppm |
Volatile Diazotizable Substance: | ≤20ppm |
Ordinary Impurities: | Complies |
Packing: | 25KG net fiber drum lined with plastic bag. |
Usage
1)Used as a medicine, dye intermediates;
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