Light initiator, catalog, chemical industry standard, Chinese standards
HG/T 5072 Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide
HG/T 5303 Light-sensitive material -- Di-ester of carboxymethoxybenzophenone and polytetramethyleneglycol 250
HG/T 5304 Light-sensitive material -- 2-Ethylhexyl 4-(dimethylamino)benzoate
HG/T 5305 Light-sensitive material -- Ethyl 4-dimethylaminobenzoate