APOTHECARIES' WEIGHT. 



Apothecaries' weight is used in preparing prescriptions, 

 but drugs arid medicines are bought and sold by avoirdupois 

 weight. 



TABLE. 



20 grains (gr.) 

 3 scruples 

 8 drachms 



12 ounces 



1 scruple, 

 1 drachm, 

 1 ounce, 

 1 pound, 



marked sc. or ^. 



" dr. or 3 . 



" oz. or 3 . 



" Ib. or ft>. 



