

TUBERCLE BACILLUS STAIN 107 



3. Correct color for smear is a dull gray brown with metallic 

 sheen wash in water, dry and examine. Spirochetes are deep 

 brown or black, cells delicate brown. 



Microscopic objects are measured by viewing with an ocular 

 fitted with a graduated glass disc. Their values are indicated 

 on the apparatus. 



