Smithers Rapra is a UK Distributor of IRM Testing Oils for R. E. Carroll Inc. We offer a range of test fluids for rubber and plastics chemical resistance studies. The range includes oils originating from ASTM and specified by international and national standards.

The compatibility of rubbers against reference oils - IRM 901 (Formerly ASTM No. 1 oil) IRM 902 & IRM 903 is a common test called for in material specifications.

The tests are often used to indicate compatibility against lubricating oils and greases, but are also a valuable quality tool to ensure consistency in rubber formulation.

Stocks of oils available include:

  • IRM 901
  • IRM 902
  • IRM 903 (formerly referred to ASTM Oils No.1, No.2 & No.3)

Smithers Rapra has oils available in 5 litre or 25 litre containers.

Also available to order on request: IRM 905 & IRM 43 in 1 or 5 US gallon containers.

All Reference Oils are supplied with the relevant Health and Safety sheets and Certificates of Conformity.

contact us 
To find our more or order Reference Materials, contact our featured expert