Division 1 Controlled substances of Group I (chlorofluorocarbons 11, 12, 113, 114 and 115), Group II (other fully halogenated chlorofluorocarbons), Group III (halons), Group IV (carbon tetrachloride), Group V (1,1,1-trichloroethane), Group VII (hydrobromofluorocarbons) and Group IX (bromochloromethane) may be permitted for all laboratory and analytical uses with the exception of the following:
United Kingdom
- (a)
testing of oil, grease and total petroleum hydrocarbons in water;
- (b)
testing of tar in road-paving materials;
- (c)
forensic finger-printing;
- (d)
testing of organic matter in coal;
- (e)
any use for which a technically and economically feasible alternative is available.