Tender For supply of gasrefrigerant, freon-22, monochloro difluoro methane (chclf2), colourless, odourless, nontoxic, non-flammable gas generally conforming to is:5610/1993 (2nd. rev.). similar to type of floron-22, mafron-22 etc. capacity: -61 kgs. net in returnable recyclable steel cylinder.