
Residual Solvent Standards
The extraction process can leave behind residual solvents that may be harmful to consumers. Residual solvent standards allow for the chromatographic analysis of common residual solvents.
Spex CertiPrep's certified reference standards are manufactured to the highest quality. Numerous residual solvent standards are available, including standards for common solvents like butane and ethanol, and multi-compound mixes for multiple solvents.