SP Bel-Art Two-Way Stopcock for 1/4" to ⅜" Tubing, 4mm Bore, PTFE

A clear acrylic, hinged cover permits observation of small animals during anesthetizing. Maximum I.D. is 19.7cm (7¾"), top I.D. is 17.8cm (7"), height from platform to top is 12.7cm (5"), height under platform is 5.7cm (2¼"), overall height is 19.7cm (7¾"). Cover and additional polypropylene components are not affected by anesthetic compounds Folding perforated platform is removed to fill the bottom with cotton and replaced to support the animal Anesthetic is poured into the small funnel at the side and runs into the bottom of the chamber where it is absorbed by cotton Stopcock permits ...

Avoid outside contamination with this highly accurate closed system. Borosilicate glass burettes have white 0.1ml graduations and are mounted to a high-density polyethylene screw cap. Squeezing the flexible polyethylene bottle forces liquid into the burette. Built in overflow automatically drains excess liquid back into reservoir. The glass stopcock has a 2mm bore. Large, stable plastic base can be detached from reservoir. Accuracy of burette is within 1% of total volume. Graduation accuracy is Class A.

Economical, durable and gentle on delicate glass or quartz cuvettes, this all-plastic washer replaces costly, antiquated devices that are often more fragile than the cuvettes they wash. Comes complete with a 500cc polypropylene vacuum flask, Vikem®vinyl stopper and 3 ft. PVC tubing ready for connection to a vacuum line Mouth of an inverted cuvette is pressed against the rubber cushion to induce suction Water or other cleaning fluid poured into the 89mm (3½") diameter funnel is forcibly sprayed into the cuvette and then drains into the flask Continued pressure on the cuvette creates an air ...

Plastic Tubing Clamps are durable and will not rust or corrode. Select from 3 sizes for best tubing fit. The Mini Tube Clamp with single position on/off gives positive shut-off with fingertip control. Use for thin-walled tubing under 4.7mm (3/16") O.D. The Mid-Range Tube Clamp has a 15-position stepped adjustment that controls flow from full open to complete closure. Fits tubing from 3.2 to 11mm (1/8 to 7/16") O.D. The Maxi Tube Clamp is for tubing up to 19mm (3/4") O.D., and has a 12-position ratchet control from full open to complete closure.

Polypropylene gas sampling bulbs have polypropylene stopcocks with free-turning Teflon®PTFE plugs. Ends accept 6.4 to 9.5mm (¼ to ⅜") I.D. tubing. Tube body is 5.1cm (2") O.D. x 22.2cm (8¾") long. Stopcocks are 6.4cm (2½") long. Maximum recommended pressure is 15 psi. F19955-0000 has 4mm straight bore stopcock on one end and silicone rubber septum mounted in screw fitting on the other end. Septum can withstand several injections. 6 septa included. Overall length 29cm (11¹⁵⁄₁₆") F19957-0000 has 4mm straight bore stopcock on one end and 4mm 3-way stopcock on the other end. 3-way stopcock ...