a Group A Poison

"a Group A Poison" "a Group B Poison" "a Group C Poison" "a Group D Poison" "a Group E Poison" and "a Group F Poison" respectively means a poison having the strength or otherwise coming within the description specified in the column of the Poisons List entitled Group A, Group B, Group C, Group D, Group E or Group F respectively opposite to the name of such poison appearing in the first column of the Poisons List;
ACT 366 - POISONS ACT 1952 (REVISED 1989)
2. Interpretation.