85 



Small straight and curved scissors 



Vaseline 



Glass rods 



Gauze, filter paper 



Black cloth for covering the tahle. 



Formula for T v r o d es solution: 



Glucose jl,0 „ 



H2O 1000,0 „ 



Formula for R i n g e r's solution. 



NaCl [9,0 grams. 



KCl 0,42 „ 



CaCla 0,25 „ 



H,0 1000,0 „ 



Method of cleaning slides, cover glasses and 

 pipettes. Boile for 10 minutes in water with ordinary 

 unperfumed handsoap. Allow luke-warm water to run until 

 all soap has disappeared. The glasswares are placed in 

 96 0/0 alcohol and hereafter polished with a clean towel. 



It is hardly necessary to say that all of the utensils have 

 to be sterilized in the proper way. 



The room for the operations must be clean and not too 

 cold. 



The pipettes are supplied with rubber nipples and filled 

 with the respective solutions, plasma, tissue juice and Rin- 

 ger's solution and kept on the table under cover of the 

 sterile centrifuge tubes which ai'e placed on the table. 



