Collodion solution
Collodion solution (CAS 9004-70-0) is a 4-8% solution of cellulose nitrate in ethanol and diethyl ether. This flammable liquid, with a low flash point, is primarily used as a protective coating and in various chemical synthesis applications. Its properties make it valuable in niche industrial and laboratory settings requiring a quick-drying, film-forming substance.
- IUPAC
- Cellulose nitrate

Protective Coating
Collodion solution forms a protective film upon drying, making it suitable for temporary wound closure or as a protective layer in certain industrial applications.
Chemical Synthesis
As a derivative of cellulose, it can be employed as a reagent or starting material in specific chemical synthesis pathways.
Laboratory Reagent
Its unique solvent and film-forming properties lend themselves to various laboratory procedures and experimental setups.
| Concentration | 4-8% in ethanol/diethyl ether |
|---|


Hazard statements
- H224Extremely flammable liquid and vapour
- H302Harmful if swallowed
- H336May cause drowsiness or dizziness
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | -52 °C / -61.6 °F |
| Transport (UN / ADR) | UN 1993A 3 / PGI |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F+,Xn |
| Risk statements (R) | 12-19-22-66-67 |
| Safety statements (S) | 16-35 |
| Supplemental hazards | May form explosive peroxides., Repeated exposure may cause skin dryness or cracking. |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Collodion solution used for?
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Collodion solution is primarily used as a protective coating, for temporary wound closure, and in chemical synthesis.
What is the CAS number and formula for Collodion solution?
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The CAS number for Collodion solution is 9004-70-0. The chemical formula is not specified in the data, but it is a solution of cellulose nitrate.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Collodion solution at a concentration of 4-8% in ethanol/diethyl ether. We do not represent this product as USP/BP/EP grade.
How should Collodion solution be handled safely?
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Collodion solution is highly flammable (Danger, H224) and may be harmful if swallowed or inhaled (H302, H336). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, in a well-ventilated area away from ignition sources.
Is Collodion solution flammable?
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Yes, Collodion solution is highly flammable, with a flash point of -52 °C (-61.6 °F).
How is Collodion solution packed, shipped, or exported?
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Collodion solution is shipped according to UN 1993A 3 / PGI regulations. Please contact us for specific export inquiries.
How can I request a sample or quote for Collodion solution?
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Please contact our sales team directly via phone or email to request a sample or a formal quotation for Collodion solution.
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