Automatic, adjustable pressure release valve for safer operation of pilot plant or other assemblies where the pressure is of great concern. The tension on the stainless steel spring determines the amount of pressure needed to force the lower piece open. With the spring supplied, the range is 15-50…

An all-glass check valve with ground seat for liquid seal. Available in style A for vertical use, and style B for right angle connection. Connections are 8mm O.D.

Vacuum adapter with 2mm bore stopcock on side arm.

Vacuum, NO-AIR adapter for vacuum cart, vacuum manifolds and Schlenk lines. Has No. 15 O-Ring joint side port with a Hi-Vac valve for precise flow control and an ACE-THRED bottom outlet.

Air sampling cane with funnel at one end to avoid water droplets from collecting at edge and being sucked into manifold train. Bulge above the funnel is for glass wool or similar material to allow for filtering of particulates. Codes -22 & -26 feature a #7 Ace-Thred port for introducing calibration…

Graduated Schlenk storage tube with 14/20 or 24/25 outer top joints, 14/35 or 24/40 inner joint side arms, stopcock inlet or hose barbed inlet valve. Reaction accessories include 7759 series filter tubes, 7807 series finger condenser, 9543 series stoppers and 13657-33 stirring magnet..

Single tube vacuum manifold with 35/20 ball joint ends. Available with 3 or 4 high vacuum stopcock ports. Order with inner joint port ends (14/20 or 24/40) or #15 o-ring joints. The distance between the ports is 95mm, ideal for flasks up to 250mL. Please see our various o-ring joint adapters such…

Consists of bottle with hex base and 45/50 joint, SO2 bubbler stopper with 25 mm diameter Por. C (25-50m) fritted disc, and impinger stopper. Capacity, 275mL. Inlet/outlet are 8mm.

Identical to 7531-10 with the exception that the nozzle is replaced by a sintered glass filter, porosity A (145-175 microns). Used in determination of Acrolein: 4-Hexylresorcinol Method #1. Bottle has encircling graduations from 0 to 25mL or 0 to 30mL in 5mL divisions. Inlet/ outlet are 7mm O.D.…

With standard U shape gauge made of heavy barometer tubing and mounted on a wooden panel for vertical suspension. The scale is adjustable and accurately calibrated. Supplied with scale and tubes, but without mercury.

Schlenk style flask for vacuum, NO-AIR or gas applications. Can be used for storage or reactions. Top is either a no.15 o-ring or outer standard taper joints. Side arm has either a 0-3 inlet valve or a 2mm or a 4mm glass stopcock.

Imhoff sedimentation cone for the determination of settleable matter in water. Either blunt tip or Ace-Thred tip for environmental applications. Graduated from 0-2ml in 0.1ml divisions, 2-10ml in 0.5ml divisions, 10-40ml in 1ml divisions, 40-100ml in 2ml divisions.

Schlenk style reaction tube for vacuum and No-Air applications. Available in many capacities, joint sizes and side arm configurations including a glass stopcock, 0-3 inlet valve or a 0-4 Hi-Vac valve.

Thomas No. 1165A11 14/20 vacuum adapter, 30mm stem below the joint. Thomas No. 1165A12 14/20 vacuum adapter, 175mm stem below the joint. Thomas No. 1165A13 19/22 vacuum adapter, 30mm stem below the joint.

Threaded vacuum release valve with fingertip control for opening systems to the atmosphere. Plunger stem made of PTFE with single O-Ring of FETFE.

Double tube vacuum manifold with #15 o-ring joints at both ends. Available in either a 3 or 4 port configuration with 4mm bore glass double oblique stopcocks. The ports can be ordered in 14/20, 24/40 standard taper or #15 o-ring joints. The distance between ports is 210MM which allows for use of…

Useful as a vacuum adapter or addition tube. Stem length below joint, 130MM. Hose connection is Size A for 5/16th I.D. tubing.

Adapter with side hose connection. Use as gas inlet or vacuum adapter. With 14/10 or 14/20 externally threaded top outer joints and 14/10 or 19/38 inner joints and size A or B serrated hose connection off side. Supplied with holed cap and FETFE O-Ring.