380 



CENTRAL SCIENTIFIC CO., CHICAGO, TJ. S. A. 



9760. 



12954. 



9761. 



9762. 



9766. 



9767. 



No. 9760. 



No. 9766. 



VISCOSIMETERS, Saybolt Universal, improved model adapted for steam, gas, or electric heat- 

 ing. For testing cylinder, valve and similar oils, with bath at 212F., and oil at 210F; 

 reduced black oils with bath and oil at 130F. ; and neutral spindle, parafnne, red and other 

 distilled oils, with bath and oil at 100F., or at any temperature from 70 to 212 F. Com- 

 plete with 605-watt electric immersion heating device, U tube steam heater, gas burner, turn- 

 table stirring arrangement, six thermometers, graduated flask, and with connecting cord and 

 attachment plug, as illustrated, without stop watch. 



No A B 



For volts 110 220 



Each , $75.00 75.00 



STOP WATCH for No. 9760 11.00 



FLASK for No. 9760, graduated at 60 cc 2.50 



THERMOMETERS for No. 9760, solid stem, engraved scale. 



No A B C 



Bange, degrees F 70 to 110 100 to 140 180 to 220 



Each 3.60 3.60 3.60 



VTSCOSIMETER, Scott, for thin or viscous liquids. Each instrument is standardized and has 

 stamped upon the handle the time in ceconds and fractions for 50 cc of distilled water at 

 70F., to be discharged. Complete with r.ccurato -thermometer graduated to 212F. in single 

 degrees, 50 cc graduated cylinder, and with instructions for use, but without burner. . 20.00 

 THERMOMETER for No. 9766, graduated from 50 to 120F., in % divisions, for use with 

 lubricating oils 8.25 





No. 9774. 



No. 9780. 



WANTAGE RODS FOR OIL BARRELS 



9774. WANTAGE ROD, Four Line, of seasoned boxwood, for determining the quantity of liquid 

 which a barrel lacks of being completely filled. With scales for four different sized barrels, 

 two for half barrels and two for full barrels 1.65 



9776. WANTAGE ROD, of seasoned boxwood, for use in 55-gallon steel barrels 1.32 



9780. WATER INDICATOR and Oil Sampler, combined, for accurately measuring the depth of water 



in the bottom of a tank, and at the same time obtaining a sample. Length of tube, 12 

 inches. Complete with 50 strips of indicating paper 9.90 



9781. WATER INDICATING PAPER, in 12-inch strips, for use with No. 9780. . .per 100 strips 1.50 

 OINTMENT JARS, see Jars. 



OSMOSIS APPARATUS, see general heading Physical Chemistry Apparatus. 



