Molekula
Rosin (Colophony)
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Certificate of Analysis with every batch
Rosin, also called colophony, is a natural resin derived from pine trees, widely used in adhesives, varnishes, inks, and as a flux in soldering to remove oxides. It is a brittle, transparent solid with a pale yellow to amber color and a characteristic pine scent. This chemical has the CAS number 8050-09-7, with a molecular formula of C20H30O2 and a molecular weight of 302.451 g/mol. It is non-hazardous, requiring no special signal word, and can be stored safely at ambient conditions. Molekula supplies Rosin from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
This substance is available from Molekula on enquiry. Full specification, Safety Data Sheet and Certificate of Analysis documentation are provided with your quotation once our team confirms the grade and pack size you need.
Overview
- SKU
- 60195472
- CAS Number
- 8050-09-7
- Molecular Formula
- C20H30O2
- Molecular Weight
- 302.451
See all 2 other grades of CAS 8050-09-7 →
Frequently asked questions
What is rosin (colophony) commonly used for?
Rosin is primarily used as an adhesive in woodworking, as a flux in soldering, and in the manufacture of varnishes, inks, and some pharmaceuticals.
What is the chemical formula and molecular weight of rosin?
The chemical formula of rosin is C₂₀H₃₀O₂, with a molecular weight of 302.451 g/mol.
How should rosin be stored?
Rosin should be stored at ambient temperature in a cool, dry place, away from direct sunlight and moisture.
What grades or purity levels of rosin does Molekula supply?
Molekula supplies technical-grade rosin, suitable for industrial applications like adhesives, fluxes, and coatings.
Can Molekula supply rosin in bulk quantities?
Yes, Molekula can supply rosin in bulk quantities (e.g., 25 kg drums, 50 kg bags, or larger custom volumes) for industrial use.
What documentation comes with a rosin order from Molekula?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and a packing list for traceability.
Related products
Molekula has supplied fine chemicals and biochemicals since 1999, and its facilities are ISO 9001:2015 and ISO 14001:2015 certified. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.