— Received at laboratory 
Date 
— To drying room 
t 
— From drying room 
Description of dry bark: 
Tests - Grahe: 
Dragendorf ; 
Ulan: 
Bark sample weight 
Q^uinine & cinchonidine tartrates & gooch 
Gooch . 
Tartrates 
For solubility, filtering temp: C 
Corrected weight tartrates 
^ Quinine plus cinchonidine (anhydrous) • 
Polarimeter reading — 
Correctibn for t emp » ° C « 
Corrected polarimeter reading 
’^0 Quinine sulfate heptahydrate 
^ Cinchonidine sulfate_trihydrate' 
gms 
min 
Cinchonine & gooch 
Gooch 
Cinchonine 
For solubility in 
c.c. alcohol : 
Corrected weight cinchonine — 
Cinchonine (anhydrous) 
Quinidine hydroiodide & gooch 
Gooch ] 
Quinidine hydroiodide ' 
For solubility in ___ c«c» alcohol— 
corrected weight quinidine hydroiodide 
% Quinidine (anhydrous) 
^ Total of 
of Quinine, Uinchonidine, Cinchonin e & Quinidine ^ T:.--. 
— Report sent to office 
■ Signed - Analyst 
• 
