3. If any important constituent has been wholly or in part abstracted or omitted, unless acknowledgment of such abstraction or omission be made at the time of sale.
4. If it be an imitation of or sold under the name of another article.
B. In the case of drugs:
1. If when retailed for medical purposes under a name recognised in the ‘British Pharmacopœia’ it be not equal in strength and purity to the standard laid down in that work.
2. If when sold under a name not recognised in the ‘British Pharmacopœia’ it differs materially from the standard laid down in approved works on materia medica, or the professed standard under which it is sold.
Limits. The following shall be deemed limits for the respective articles referred to:
Milk shall contain not less than 9·0 per cent., by weight, of milk solids, not fat, and not less than 2·5 per cent. of butter fat.
Skim Milk shall contain not less than 9·0 per cent. by weight, of milk solids not butter fat.
Butter shall contain not less than 80 per cent. of butter fat.
Tea shall not contain more than 8·0 per cent. of mineral matter, calculated on the tea dried at 100° C., of which at least 3·0 per cent. shall be soluble in water, and the tea as sold shall yield at least 30 per cent. of extract.