4-hydroxybenzoic acid propyl ester; Plasdone C-30; hydroxymethanesulfinic acid sodium salt; anhydrous trisodium citrate; methyl 4-hydroxy-benzoate; lecithin; carboxymethylcellulose in water 1 h;

Irradiationmultistep reaction, radiolytic degradation; Product distributionRate constant;

Irradiationmultistep reaction, radiolytic degradation; Product distributionRate constant;