124 



CENTRAL SCIENTIFIC CO., CHICAGO. U. 8. A. 



No. 2312. 



No. 2308. No. 2310. 



No. 2314. 



i^ 



No. 



2300. 

 2302. 



2304. 

 2306. 

 2308. 

 2310. 

 2312. 

 2314. 

 2316. 

 2318. 

 2320. 



2300. No. 2302. No. 2316. No. 2318. 



CALCIUM CHLORIDE TUBES 



No. 2320. 



CALCIUM CHLORIDE JARS, Drying Towers, on foot, with tubulature near bottom. 



Height, inches 8 10 12 



Each $1.80 2.50 3.20 



CALCIUM CHLORIDE JARS, similar to No. 2300, but with perforated ground glass stopper 

 and side tube near top. 



Height, inches 



Each 



CALCIUM CHLORIDE TUBES, one bulb, straight delivery tube. 



Length to bottom of bulb, inches 4 6 



Diameter of tube, inches % 94 



Each 11 .13 



CALCIUM CHLORIDE TUBES, two bulbs, straight delivery tube. 



Length to bottom of first bulb, inches 4 6 



Diameter of tube, inches % % 



Each 13 .15 



CALCIUM CHLORIDE TUBES, with small inner tube to collect moisture in first bulb. 



Length to bottom of first bulb, inches 4 



Diameter of tube, inches % 



Each 25 



CALCIUM CHLORIDE TUBES, U shape, plain. 



Length, inches 4 



Diameter of tube, inches % 



Each 12 



CALCIUM CHLORIDE TUBES, U shape, with side tubes. 



Length, inches 



Diameter of tube, inches 



Each 



CALCIUM CHLORIDE TUBES, U shape, with side tubes and bulb on one. 



Length, inches 4 



Diameter of tube, inches % 



Each ... 25 



CALCIUM CHLORIDE TUBES, Marchand's, with cork and connecting tube. 



Length, inches , 



Diameter of tube, inches , 



Each 



CALCIUM CHLORIDE TUBES, Peligot's, U shaped with three bulbs. 



Length, inches 4 



Diameter of tube, inches , % 



Each 30 



CALCIUM CHLORIDE TUBES, Schwartz, with side tubes and perforated ground in glass stoppers. 



No A B 



Length, inches ' 4 6 



Diameter of tube, inches %. % 



Each 1.40 1.75 



CALIBRATING BXJRETTES, see Burettes. 



CALIBRATING PIPETTES, see Pipettes. 



6 

 % 

 .20 



4 

 % 

 20 



10 

 4.50 



8 

 .16 



8 



.18 



Ib. 

 8 



.36 



8 

 .25 







% 



.25 



6 

 % 

 .35 



4 

 .30 



6 

 % 

 .40 



12 

 4.80 



10 

 .22 



10 

 .24 



10 

 .40 



10 

 .40 



8 

 .35 



8 

 .50 



6 

 .35 



8 

 .70 



