Chemical Detail

Chemical Name1,1,1,2-Tetrachloro-2-fluoroethane (HCFC-121a)
Synonym(s)Ethane, 1,1,1,2-tetrachloro-2-fluoro- | HCFC-121a
CASRN354-11-0
De minimis Limit %1
M,P/OU Threshould (lb)25,000/10,000
Listing TypeIndividually listed chemical
Effective Date1995-01-01
Chemical QualifierNo
MetalNo
Chemical of Special ConcernNo
Per- or Polyfluoroalkyl SubstanceNo
Structural image
Structural representation of 1,1,1,2-Tetrachloro-2-fluoroethane (HCFC-121a)

Rulemaking Changes Affecting This Chemical

StatusEffective Reporting YearFR Proposed RuleFR Final Rule
Added199559 FR 1788 (1/12/1994)59 FR 61432 (11/30/1994)