Molekula
Colistin Sulfate - USP CRS
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Colistin Sulfate USP CRS is a polypeptide antibiotic used primarily for treating multidrug-resistant gram-negative bacterial infections, including those caused by Pseudomonas aeruginosa and Acinetobacter species. It is also utilized in veterinary medicine and as a feed additive in livestock. This reference standard has a CAS number of 1264-72-8, a molecular formula of 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 hazardous properties. Molekula supplies Colistin Sulfate USP CRS from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Undamaged packaging |
| Identification | Conforms to USP monograph |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Base |
Identification
| Property | Value |
|---|---|
| SKU | 90036385 |
| CAS Number | 1264-72-8 |
| Molecular Formula | C52H98N16O13 . H2SO4 |
| Molecular Weight | 1253.51 |
| UN Number | UN2811 |
| REACH Code | Y110 |
| HTS Code | 29419010 |
| Tariff Code | 2941900000 |
Safety & GHS
-
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
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
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 USP CRS used for?
Colistin Sulfate USP CRS is primarily used as a reference standard for analytical testing, quality control, and research in pharmaceutical and microbiological applications.
What is the chemical formula and molecular weight of Colistin Sulfate USP CRS?
The chemical formula is **C52H98N16O13·H2SO4**, and the molecular weight is **1253.51 g/mol**.
How should Colistin Sulfate USP CRS be stored?
Store at **2 to 8°C** in a dry, well-ventilated area, away from incompatible substances. Follow proper safety protocols as it carries a **Danger** signal word.
What grade of Colistin Sulfate does Molekula supply, and is USP CRS available?
Molekula supplies **USP CRS (Certified Reference Standard) grade** Colistin Sulfate, meeting strict pharmaceutical quality standards.
Can Molekula supply Colistin Sulfate USP CRS in bulk quantities?
Bulk supply availability depends on stock levels; contact Molekula directly to confirm bulk quantities and lead times.
What documentation comes with an order of Colistin Sulfate USP CRS?
Each order includes a **Certificate of Analysis (CoA)**, **Safety Data Sheet (SDS)**, 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.