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BAIRD &TATLOCK (LONDON) LTD. 



ll.i-iii:it<H-ii:i- I r. 



As iii No. 876 ;i:i.l 877. 



B. 



876 



I). 



877 



High-Speed Medical Centrifuge with haematocrite, one pair blood tubes, D. one pair urine 

 tubes, B, one pair plain tubes C, one pair graduated milk tubes A (for human milk), one 

 pair sputum tubes, two pairs plain cylinder tubes, with holder and aluminium carriers, 

 fitted in polished mahogany case. This machine with hjematocrite attachment is capable 

 of being driven at a speed of 3,000 revolutions per minute, with the aluminium bucket^ 

 and urine tubes filled, a speed of 2,000 revolutions per minute can be maintained each 

 Extra Ascessories 



A. Milk tubes .. .. .. .. each, 1/6; per doz. 



B. Urine tubes graduated 10 c.c. in tenths . . 1/6 ; 



C. Plain tubes . . . . . . . . 3d. ; 



D. Blood tubes, graduated i c. mm. in 100 parts .. .. 1/3 ; 



E. Spare I.R. Plugs, Rings, etc. . . . . . . . . per lx>x 



F. Solutions for Milk testing, A and B . . two bottles 



17 s High-Speed Medical Centrifuge, geared for two speeds, with one pair graduated blood 

 tubes d, one pair urine tubes, b, one pair plain tubes c, one pair graduated milk tubes, 

 for human milk A, one pair sputum tubes, two pairs plain cylinder tubes, with holder 

 haematocrite and aluminium carriers, in polished mahogany case . . . . each 



(Price of extra tubes, see above). 



INSTRUCTIONS FOR USING CENTRIFUGES (Nos. 876 and 877). 



These instruments have been devised for the rapid separation of urine, blood, pus, milk, etc. They run 

 : jly, and a speed of 2,000 revolutions per minute can easily be obtained. The tube holders and hxmatocrite 

 Eachment are made of aluminium to ensure lightness. 



BLOOD EXAMINATION. The finger of the patient, after being cleansed, is punctured with a needle, the first 

 jp of blood is rejected, and the second obtained by a slight pressure. This sample is drawn by suction into 



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17 



17 



2 



14 







2 



440 



JCHEMICAL AND SCIENTIFIC APPARATUS AND PURE CHEMICALS. 



