LABORATORY SUPPLIES AND CHEMICALS 



367 



6430 



6430 SERUM OVEN, Apparatus for Coagulating Blood Serum, Koch, made of 

 copper, double wall, heavily tinned on the inside, while the outside 

 is covered with an insulating material, and the glass top with a heavy 

 felt; supported by four legs, the two in front being slotted, and mov- 

 ing in grooves, allows the oven to be tilted as desired. It is provided 

 with a water level and drip cock, and in addition there are two open- 

 ings for inserting a thermometer and a gas regulator. Size, 12xlOx2J/ 



inches deep, inside dimensions $35.00 



6430a SERUM OVEN, size 16x8x2 J4 inches deep, inside dimensions 42.50 



6430b SERUM OVEN, size 16x14x2^ inches deep, inside dimensions 50.00 



SYRINGE IMPROVED MILITARY OUTFIT 



6431 



6431 The Ideal Emergency Hypodermic Equipment. Outfit is less than half an 

 inch in thickness and curved to conform to the body. Adapted to any 

 pocket, preferably the fob pocket. Unequaled for convenience. Sim- 

 ply release the spring which holds the cover. in place and immediately 

 syringe, tablets and needles are at your service. The telescoping cover 

 accommodates standard Hypodermic Vials and entirely eliminates 

 dust from the tubular vial holders by completely closing over them. 

 Price, nickel-plated case $ 4.00 



