►SC0P1CAL REAGENT 
ICROSCOPICAL 
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^microscopical reagents 
TRADE 
MARK 
MICROSCOPICAL REAGENTS 
Dry Stains and Staining Solutions 
Hardening, Fixing and Clearing Solutions 
Embedding Materials and Mounting Media 
SYNTHETIC INDICATORS 
FOR BIOCHEMICAL RESEARCH 
Sorensen Solutions 
Buffer Solutions 
ANALYTICAL REAGENTS 
Copies of the B.D.H. Indicator Chart and our Catalogue 
containing upward of 2,500 chemicals for Research 
and Analysis, will be supplied on application* 
THE BRITISH DRUG HOUSES LTD. 
MAKERS OF FINE CHEMICALS 
GRAHAM ST., CITY ROAD, LONDON, N.i 
Chemical Works : Wharf Road, London, N. i 
Telegrams : 
TETRADOME, TELEW, LONDON. 
Telephone : 
CLERKENWELL 3000 (6 lines). 
ICROSCOPICAL REAGENH^<^l>^i^^]cfi^~c^{c7jrFUiAGENTS 
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