LABORATORY SUPPLIES AND CHEMICALS 



3U9 



4204 



4206 



4208 



4212 



4204 



4206 

 4208 



4210 

 4212 



UREOMETER, Doremus', for determination of amount of urea in urine 

 by hydrobromate method. Consists of a graduated fermentation tube 

 and graduated pipette for introducing the hydrobromate solution; 



graduations read to 1/10 per cent. On glass foot. Each $1.50 



UREOMETER, the same as No. 4204, without foot. Each 1.00 



UREOMETER, The same, improved by Hinds; urine required for test is 



delivered with greatest accuracy, and no gas escapes from the bulb.. . . 3.25 



UREOMETER, The same, with glass foot 4.00 



UREOMETER, Huefner's, for determinaticn of the amount of nitrogen in 



urea . 5.50 



4213 



4216 



422l(a) 



4222 



4213 PURINOMETER, Hall's. For estimating the amount of "Purin" nitrogen 



in urine, with directions for use $12.00 



4216 URINOMETER, according to Dr. Squibb, with thermometer, cylinder and 



table of corrections 3.00 



Without thermometer 2.00 



4218 URINOMETER, 1,000 to 1,060, with cylinder, in box, single instrument 1.00 



4220 URINOMETER, The same, with fine thermometer in body, with cylinder, 



in box 2.50 



4221 URINOMETER, Set of three spindles (1,000-1,020, 1,020-1,040, 1,040-1,060), 



for exact estimates, per set 4.00 



4221 (a) URINOMETER, Ammonia Tube, Folin's, for the absorption of Ammonia 



in Urine Analysis 1.50 



4222 URINE TEST GLASS, with hollow stopper, for removing sediments for 



microscopic examinations 3.50 



