306 



A. DAIGGER & COMPANY, CHICAGO, U. S. A. 



4140 



4140 TUBES,Ignition, heavy hard glass, test tube form without lip. 



Length, inches 4 5 



Per dozen $0.50 .70 



6 

 .85 



1.00 



4144 



4146 

 4148 



4150 

 4152 



O 



4146 



4148 



TUBES, Ignition, hard glass, with bulb at end. 



Length, inches 4 5 



Each $0.15 .18 



TUBES, Reduction, for Arsenic test. Form a, b, c, e, f, g, per doz. 



TUBES, Reduction, hard, glass. 



With bulbs 1 



Each $0.20 



4150 



4152 



6 

 .20 



2 

 .25 



.30 

 .$0.50 



3 

 .35 



TUBES, Safety, after Babo ............................................. $0.75 



TUBES, Specimen, flat bottom, of heavy glass. Corks are charged extra. 



Size, inches 



Per dozen ............. $0.18 



Per gross ............. 1.80 



Size, inches ........... 4x% 



Per dozen ............. $0.30 



Per gross ............. 3.00 



.20 

 2,00 



4154 

 GLASS 



4158 

 4160 

 4162 

 4164 

 4166 



4168 



4170 

 4172 



4176 



4178 

 4180 



4182 

 4184 



2x34 

 .24 

 2.40 

 5x34 



.30 .40 

 3.00 4.00 

 TUBES, Specimen, Round bottom, prices and dimensions as No. 



Tubes, Titre, see No. 3949 (a). 



TUBING, medium wall, best lead free, made expressly for chemical use; 

 the only suitable tubing for glass blowing and fitting up chemical ap- 

 paratus; in lengths of l T /2 metres. 



GLASS TUBING, Size from 3 to 25 millim. extern, dia., per Ib $0.50 



GLASS TUBING, Size from 26 to 50 millim. extern, dia., per Ib 60 



GLASS TUBING, Size from 51 to 65 millim. extern, dia., per Ib 75 



GLASS TUBING, light wall, same price as above. 



GLASS TUBING, Barometer Tubing, from 7 to 10 millim. extern, dia., 



per Ib 75 



GLASS TUBING, Capillary Tubing, from 2.5 to 5 millim. extern, dia., 



per Ib ....'. 1.00 



GLASS TUBING, Combustion, hard glass, per Ib 80 



GLASS TUBING, Same as above, small sizes for blowpiping, 6-10 mm., 



per Ib . 1.00 



GLASS TUBING, Gauge Tubing, for Mercury or Water Gauges, well 

 annealed from 6 to 50 mm. extern, dia., glass, extra stout, double annealed .80 



GLASS TUBING, As above, cut in any length to order, per Ib 1.00 



GLASS TUBING, Test Tube Tubing, sizes 12, 16, 20, 23, 25 millim., 



per Ib 50 



GLASS TUBING, Thermometer Tubing, per Ib 90 



GLASS TUBING, Same as above, white back, per Ib 1.20 



NOTE. When ordering please give exact outside and inside measure- 

 ments in millimeters or send samples. 



