WebNov 15, 1990 · At any time, any person may petition the Administrator to add a substance to the list of class I or class II substances.Pursuant to the criteria set forth in subsection (a) or (b) as the case may be, within 180 days after receiving such a petition, the Administrator shall either propose to add the substance to such list or publish an explanation of the … WebWhile the production & import of HCFC-22 (R-22) is banned for use in new equipment in 2010, it will still be permitted for servicing & maintenance purposes for equipment manufactured prior to January 1, 2010. The demand for R-22 will depend on several factors, including: – transition to alternative refrigerants; – cost of R-22; –

Ozone-depleting substances (ODS) – Regulation 12

WebHCFC-22, commonly referred to as R-22, is used as a refrigerant in many applications, including residential air conditioning (AC) systems. Starting on January 1, 2024, U.S. … WebODS include chlorofluorocarbons (CFCs), hydrochlorofluorocarbons (HCFCs), halons, methyl bromide, carbon tetrachloride, hydrobromofluorocarbons, chlorobromomethane, … philza server ip

Residential Air Conditioning and the Phaseout of HCFC-22

WebAug 27, 2009 · We conclude that the value of the ODP of N 2 O is robust because (i) our similarly calculated ODPs for CFC-12 (1.03) and HCFC-22 (0.06) agree with the accepted values ; (ii) ozone depletion by NO x from N 2 O dominates the chemical control of ozone in the mid-stratosphere , a region well represented with 2D models; and (iii) ozone … http://www.pnuma.org/ozono/publicaciones/HCFC%20quota%20system%20new.pdf Webthat they have established an enforceable licensing and a quota system for HCFC imports, and – if relevant – also for HCFC production. Furthermore, this decision requires that the system is Substance or mixture ODP GWP 6 CO 2 0 1 CFC-12 1 8 500 HCFC-21 0.040 151 HCFC-22 0.055 1 810 HCFC-123 0.020 77 HCFC-124 0.022 609 tsio-360-fb