Glass bottle with black painted steel screw cap lid of Barbitione Acetate Buffer for Electrolysis, contents half full. Inscription reads ' OXOID/code BR11g 100 Grams/ BARBITONE/ ACETATE BUFFER/ FOR ELECTROPHORESIS/ .../POISON/ This preparation contains the equivalent of 61% Barbitone Sodium/ MADE IN ENGLAND BY /OXOID LIMITED, LONDON, SE1 9HF/'. 118 mm Height x 60 mm Diameter , 254g. Manufactured by Oxoid, in London Greater London, England, United Kingdom, 1940-1980.