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R-290 For USA: Sold as ES-22a Outside the U.S.A.

Enviro-Safe no longer offers Enviro-Safe 22a or Enviro-Safe 502a for sale/use in the USA.

r290

Enviro-Safe does offer an EPA-approved refrigerant (the R-290 pictured above CAS #74-98-6) for use in new food refrigerators and freezers (stand-alone units only), in accordance with EPA regulations at 40 CFR Part 82.

It is sold in 8 ounce cans. Click here to purchase for use as prescribed above. A case of 12-8 oz. cans is $99.00 total delivered.

30 lb equivalent cyinders are now available: $180.00 USD total delivered. Call 800-524-5987

Read more: R-290 For USA: Sold as ES-22a Outside the U.S.A.