138 



CENTEAL SCIENTIFIC CO., CHICAGO, U. S. A. 



No. 2615. 



No. 

 2632. 



No. 

 2633. 



No. 

 2634. 



No. No. No. No. No. No. No. 

 2635. 2649. 2650. 2651. 2652. 2653. 2656. 



2611. 

 2612. 

 2613. 

 2614. 

 2615. 

 2616. 

 2619. 



2627. 

 2628. 

 2629. 

 2630. 



2631. 

 2632. 



2633. 

 2634. 

 2635. 



2646. 

 2647. 

 2648. 



2649. 

 2650. 

 2651. 

 2652. 

 2653. 

 2656. 

 2657. 



2658. 

 2659. 



Accessories for Nos. 4 and 5 Victor Centrifuges. 

 FOUR-TUBE HEAD, with attached trunnion rings and four 15 ce round bottomed bronze tubes 



with rubber cushions $10.20 



FOUR-TUBE HEAD, with attached trunnion rings and four 50 ec round bottomed bronze tubes 



with rubber cushions 15.10 



EIGHT-TUBE HEAD, with attached trunnion rings and eight 15 cc round bottomed bronze tubes 



with rubber cushions 17.65 



EIGHT-TUBE HEAD, with attached trunnion rings and eight 50 ce round bottomed bronze tubes 



with rubber cushions 26.45 



FOUR-TUBE COMBINATION HEAD, with trunnion rings, two 15 cc and two 50 ec round bot- 

 tomed bronze tubes with rubber cushions 12.65 



EIGHT-TUBE COMBINATION HEAD, with trunnion rings, four 15 cc and four 50 cc round bot- 

 tomed bronze tubes with rubber cushions 23.05 



TRUNNION RINGS for Heads Nos. 2611 to 2616. 



No A B 



For tubes, cc 15 50 



Each 35 .90 



Assessories Which Can Be Used With Victor Centrifuges Nos. 2, 4, and 5. 

 BRONZE SHIELD, round bottom, for 50 cc glass tubes for use with No. 2619B Trunnion Ring, 



including Bubber Cushion No. 2628 75 



RUBBER CUSHIONS for No. 2627 Shield each .18 



per dozen 1.80 

 BABCOCK TRUNNION CUP for use with Heads Nos. 2589, 2612 and 2614, including No. 2630 



Cushion 1.50 



RUBBER CUSHIONS for No. 2629 Cup each .15 



per dozen 1.45 



BUSHING for reducing size of No. 2627 Shield to take 15 ce tubes 60 



GLASS TUBES, 50 ec, plain, with lip each .15 



per dozen 1.50 

 GLASS TUBES, 50 ce, graduated each .80 



per dozen 8.00 

 GLASS TUBES, 50 cc, plain, narrow neck each .20 



per dozen 2.00 

 HART CASEIN GLASS TUBES, 50 cc each .50 



per dozen 5.00 

 BABCOCK MILE TEST BOTTLES, see Milk Testing Apparatus. 



Accessories Which Can Be Used With Any Victor Centrifuge. 



ALUMINUM SHIELD for 15 cc glass tubes, with conical bottom 35 



BRONZE SHIELD for 15 cc glass tubes, with round bottom and rubber cushion 55 



RUBBER CUSHIONS for No. 2647 Shields each 



.15 



per dozen 1.50 



GLASS TUBES, 15 cc, plain, with conical bottom each 



per dozen 

 GLASS TUBES, 15 cc, plain, round bottom each 



.15 

 1.50 

 .10 

 per dozen 1.10 



GLASS TUBES, 15 cc, graduated, with conical bottoms each 



per dozen 

 GLASS TUBES, 15 cc, plain with narrow neck each 



.55 

 5.50 

 .20 

 per dozen 2.00 



HOPKINS VACCINE TUBES, 10 ec each 2.20 



per dozen 22.00 



BABCOCE TEST TUBES for human milk each .90 



per dozen 9.90 



RUBBER CAPS for Tubes Nos. 2649, 2650, and 2651 each .20 



per dozen 2.20 



SPEED INDICATOR 3.30 



PEDESTAL, specially designed for Victor Centrifuges. Dimensions: height, 19 inches; spread 

 over all, 24 inches; diameter of top, 14% inches i 26.00 



