Neomycin sulfate, USP is a broad spectrum aminoglycoside antibiotic composed of a number of related neomycin compounds including neomycin A (neamine), neomycin B (framycetin), neomycin C, and a few minor compounds found in much lower quantities.  Neomycin B is the most active component in neomycin followed by neomycin C and neomycin A.  The quantities of these components in neomycin vary from lot-to-lot.

Custom Manufacturing and Testing: TOKU-E Company is able to perform specific tests beyond standard USP specifications including endotoxin content, arsenic content, cell line testing, spectral analysis, and more. TOKU-E Company has custom manufacturing capabilities and is able to produce custom grade neomycin sulfate suitable for use in nearly all cell culture applications including use as an ancillary material for upstream pharmaceutical manufacturing. For more information, please contact us.

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CAS Number

1405-10-3

Molecular Formula

C₂₃H₄₆N₆O₁₃ · 3 H₂SO₄

Molecular Weight

908.88

Mechanism of Action

Aminoglycosides target the 30S ribosomal subunit resulting in an inability to read mRNA ultimately producing a faulty or nonexistent protein.

Storage Conditions

2-8°C

Tariff Code

2941.90.1010

Spectrum

Neomycin is a broad spectrum antibiotic, however, it is mostly used against gram negative bacteria.

Specifications: