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Molekula

Molekula

Colistin Sulfate (MWE)

SKU 90038270 CAS 1264-72-8 C52H98N16O13 . H2SO4 MW 1253.51 Made to order

ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Certificate of Analysis with every batch

Colistin sulfate is a polypeptide antibiotic derived from fermentation, primarily used to treat multidrug-resistant Gram-negative bacterial infections in veterinary and human medicine. It binds to bacterial cell membranes, disrupting integrity and causing cell death. This chemical has a CAS number of 1264-72-8, with the molecular formula C52H98N16O13·H2SO4 and a molecular weight of 1253.51 g/mol. It must be stored between 2 to 8°C and carries a **Danger** signal word due to its toxicity. Molekula supplies colistin sulfate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Overview

Colistin sulfate is a polypeptide antibiotic derived from fermentation, primarily used to treat multidrug-resistant Gram-negative bacterial infections in veterinary and human medicine. It binds to bacterial cell membranes, disrupting integrity and causing cell death. This chemical has a CAS number of 1264-72-8, with the molecular formula C52H98N16O13·H2SO4 and a molecular weight of 1253.51 g/mol. It must be stored between 2 to 8°C and carries a **Danger** signal word due to its toxicity. Molekula supplies colistin sulfate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Pricing & pack sizes

Pack sizes & pricing

Pricing on request — packs available from research to bulk quantities.

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Specifications

Property Value
Appearance White or slight yellow powder
Salmonella Absence
pH 4.0 - 6.0
Loss on Drying ≤3.5%
Solubility Freely soluble in water, slightly soluble in ethanol (96%)
Sulphated Ash ≤1.0%
Total Yeast & Mould ≤100cfu/g
Total Impurities ≤11.0%
Escherichia coli Absence
Potency (Dry Basis) ≥ 19000 IU/mg
Any Unidentified Impurity ≤2.5%
Sulfate (on dried basis) 16.0 - 18.0%
Total Aerobic Bacteria ≤1000cfu/g

Storage & handling

Property Value
Storage Temperature 2 to 8 °C
Transport Class 6.1
Packing Group III
Acidity Base

Identification

Property Value
SKU 90038270
CAS Number 1264-72-8
Molecular Formula C52H98N16O13 . H2SO4
Molecular Weight 1253.51
SMILES N/A
EC / UN Number 2811
REACH Code Y110
HTS Code 29419010
Tariff Code 2941900000

Safety & GHS

Danger
  • GHS pictogram — Toxic Toxic GHS06

Hazard statements

  • H301 Toxic if swallowed

Precautionary statements

  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
  • P302+352 IF ON SKIN: Wash with soap and water
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is Colistin Sulfate (MWE) used for?

Colistin Sulfate (MWE) is primarily used as an antibiotic to treat multidrug-resistant Gram-negative bacterial infections, including those caused by *Pseudomonas aeruginosa* and *Acinetobacter baumannii*.

What is the chemical formula and molecular weight of Colistin Sulfate (MWE)?

The chemical formula is **C52H98N16O13·H2SO4** with a molecular weight of **1253.51 g/mol**.

How should Colistin Sulfate (MWE) be stored?

Store at **2 to 8°C** to maintain stability and potency. Avoid freezing.

What grades or purity levels of Colistin Sulfate (MWE) does Molekula supply?

Molekula supplies **Pharmaceutical Grade (MWE)** Colistin Sulfate, meeting strict regulatory standards for medical applications.

Can Molekula supply Colistin Sulfate (MWE) in bulk quantities?

Yes, Molekula can accommodate bulk orders of Colistin Sulfate (MWE) based on customer requirements and regulatory compliance.

What documentation comes with an order of Colistin Sulfate (MWE)?

Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **Batch-specific documentation** for traceability.

Ready to order or need a custom pack?

Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

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