| Ampicillin Sodium Salt is a readily-soluble form of ampicillin. It belongs to the group of beta-lactam antibiotics. These antibotics gram-negative bacteria to which E. coli and Salmonella belong. beta-lactam antibiotic prevent the formation of peptidoglycan, an essential building block of the cell membrane. Thus, preventing growth of cells. Used to select for drug-resistant, plasmid-bearing bacteria. |
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| Catalog # | A2260 |
| Purity | 98% |
| Potency: 845-988ug/mg |
| Appearance: White to off-white powder |
| Identification: To Pass USP24 Test |
| pH (1%): 8.0-10.0 |
| Water: 2% |
| Dimethylaniline: 0.002% |
| Methylene Chloride: |
| 0.2% |
| Solubility (50mg/ml, H2O): Very soluble in water, isotonic sodium chloride and dextrose solutions. Clear, colorless and complete. |
| Working Concentration | 20-50 ug/ml for E. coli |
| Storage and Stablility | Lyophilized powder may be stored at 4°C. Stable for 12 months at 4°C. Reconstitute with sterile buffer or ddH2O. Aliquot and store at -20°C. Reconstituted product is stable for 6 months at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer. |
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| CAS Number | [69-52-3] |
| Molecular Formula | C16H18N3O4SNa |
| Molecular Weight | 371.40 |
| Important Note | This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological. |
| Alternate names | 6-[D-(-)-alpha-aminophenylacetamido]-penicillanic acidsodium salt |
