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Specifications

Carbenicillin (alpha-carboxybenzylpenicillin) is a synthetic penicillin derivative used as a selection agent for carbenicillin-resistant plasmids (amp).
Catalog #	C1100
	6-[(Carboxyphenylacetyl)-amino]-3,3-dimethyl-7-oxo-4-thia-1-aza-biocclo{3.2.0]heptane-2-carboxylic Acid, Disodium Salt; a-Carboxybenzylpenicillin disodium salt
Working Concentration	30-50ug/ml for E. coli
Purity	90%
Appearance	White crystalline powder
Solubility (10mg/ml, H2O)	Clear, colorless and complete
Identification	To Pass USP24
pH (1%)	6.0-7.5
Water	5.0%
Storage and Stability	Powder may be stored at 4°C for short-term only. Reconstitute to nominal volume and store at -20°C. Reconstituted product is stable for 12 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.
CAS Number	4800-94-6
Molecular Formula	C17H16N2O6SNa2
Molecular Weight	422.4
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.