Ampicillin sodium salt 91.0-102.0% (by anhydrous basis)

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Synonyms: D(-)-α-Aminobenzylpenicillin Sodium Salt

MSPPA40040-25.0EA 57.8 GBP
MSPPA40040-25.0
Ampicillin sodium salt 91.0-102.0% (by anhydrous basis)
Ampicillin sodium salt

Inhibitor of bacterial cell wall synthesis resulting in lysis or deformation of the bacterium.


  • Inhibits crosslinking of peptidoglycan by binding and inactivating transpeptidases
  • Highly active against gram negative bacteria
  • B-Lactamase sensitive
  • Plant cell culture tested
  • Soluble in water


Widely used as a selective agent for transformation of plasmid encoding for b-Lactamase production such as pBR322 or pUC (Ampr).


Caution: Research or further manufacturing use only, not for food or drug use.

Formula: C₁₆H₁₈N₃NaO₄S
MW: 371.39 g/mol
Storage Temperature: Refrigerator
MDL Number: MFCD00064313
CAS Number: 69-52-3

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Specification Test Results

Appearance White Crystalline Powder
Assay (Anhydrous Substance) 91.0 - 102 %
Bacterial Endotoxins ≤ 0.15 IU/mg
Dimethylaniline ≤ 0.002 %
Identification Conform
Methylene Chloride ≤ 0.2 %
pH (1% Solution) 8.0 - 10.0
Solubilty (50mg/ml in Water) Soluble
Specific Optical Rotation +258 - +287 °
Sterility Conform
Water ≤ 2.0 %

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