Toptech - Honeywell Genetron ST-20 flushing agent is compatible with HFC and HCFC refrigerants. It evaporates faster than other flushing agents. Genetron ST-20 flushing agent is the product of choice for applications in which a non-flammable, low residue, environmentally acceptable and low toxicity flushing solvent is required.
Warning: this product contains a chemical known to the State of California to cause cancer. P65Warnings.ca.gov