DrägerTubes® are glass vials filled with a chemical reagent that reacts to a specific chemical or family of chemicals. A calibrated 100mL sample of air is drawn through the tube with the Dräger accuro® bellows pump. If the targeted chemical(s) is present the reagent in the…

Filter support assembly for collecting dust particles in a stack sampling system. Available in either 51mm (2"), 76mm (3") or 102mm (4") (illustrated) size. Consists of: PART A, with 28/15 outer joint bent perpendicular to flow path; PART B, with seat for fritted disc and 28/15 inner…

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.

Flexible Non contaminating Septum closure Use for gas or liquid sample containment Heat-sealed seams for leak-proof operation Reusable bags made of 2 mil PVDF fluoropolymer film, Chemware® Gas Bags offer an economical alternative for analysis of non-corrosive gases. Durable, heat-sealed seams…

Impingers used for sampling small air volumes at low velocities. Bottle with 24/40 stopper joint is available in 25 or 30ml sizes. The stopper is available with an open nozzle or one calibrated to deliver 0.09 to 0.11 CFM at 30.5cm (12in) vacuum. The stopper inlet is available as an open tube end,…

7493 air sampling cane 6.4mm mesh PTFE screen assembly. Only available for our 25mm OD canes. Place the screen within the retaining ring, unfasten the yoke's nut & bolt, pass the now open yoke around the funnel and then tighten the nut and bolt to secure the assembly. The screen is held in place…

Flexible Non contaminating On/off valve closure Use for gas or liquid sample containment Heat-sealed seams for leak-proof operation Reusable bags made of 2 mil PVDF fluoropolymer film, Chemware® Gas Bags offer an economical alternative for analysis of non-corrosive gases.…

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.

Bubbler with either fritted tip or plain orifice stopper. Bottle has 24/40 joint and 10 cm tube below bulge. Stopper has 12/5 outer joint on inlet arm and 12/5 inner on outlet arm. Fritted tip is porosity C (25-50m). Orifice tip is 1.5mm capillary with end tapered. Approximate capacity, with…

Permanent split capacitor, steel housed blower used to pull air through our Air Sampling manifolds. Blower produces 50 cfm @ 0.0 meters of water static pressure which assures a minimum pressure drop across each port in the manifold train. Free air rpm is 3030. Available in both 115 & 230v…

Sampling tee with top threaded, side and bottom tubes reduced for use with 7506 bushing.

A high velocity impinger (Ref. AGI-4) which passes 12.3 to 12.6L/min. (corrected to engineering standard gas conditions) when the pressure drop across the orifice is 41cm Hg or greater. Stopper fits 24/25 125ml bottle and features a 11mm OD center tube, 8mm OD side arm with bulge, 0.05in capillary…

Carbon adsorbers and Filters Change Indicators for Ammonia, Ammonia & Hydrogen Sulfide, Hydrazine and Hydrogen Sulfide. The breakthrough (saturation) indicators are colorimetric indicators that indicate the saturation and exhaustion of carbon adsorbers and filters. The indicators are…

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.

A rapid, efficient and foolproof Purge Valve for 100% replacement of air in reaction vessels with any desired gas (N2, H2, Ar, Cl2, etc.). No mercury used, no reducing valve needed on gas source, no high vacuum source necessary. No need to watch manometers, hand control gas flow, or install warning…

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..

The MAS-100 NT® microbial air monitoring systems are high performance, portable, battery operated instrument which are based on the principle of the Andersen air sampler. These compact yet sophisticated devices are the preferred choice for those demanding the highest quality in microbial air…

With 14/20 or 19/22 joints, outer joint at top and inner at bottom. Size B hose connection is on side.

Borosilicate glass vacuum/NO-AIR trap. Simliar to 8755 traps but with No. 15 O-Ring side connecting joints. Ideal for vacuum cart and other vacuum or NO-AIR applications. Comes complete with stainless steel ball-joint clamp and Viton O-Ring.

A high velocity impinger which passes 6L/min (corrected to engineering gas conditions) when the pressure drop across the orifice is 41cm Hg or greater. Stopper fits 24/25 125ml bottle and features a 11mm OD center tube, 8mm OD side arm with bulge, 0.035in capillary tip that is positioned 4mm above…

Clean with Eco-Confidence! A new duster from the market leader, the Dust-Off ECO Duster is one of the first to utilize a newly-formulated non-flammable, ultra-low Global Warming Potential (GWP) aerosol propellant. The Dust-Off Eco Duster has been environmentally engineered with the same…

All Environmental Express 25mm Air Monitoring Cassettes are numbered and bar-coded and come with a Certificate of Quality. Asbestos TEM Cassettes are made of conductive polypropylene. They are supplied with 0.45µm MCE filters. All cassettes are sealed with the LOK-Seal™ band.…

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…

With completely adjustable 7mm inner tube. Tube has a pulled tip and is secured by a #7 Ace- Thred. Volume approximately 40mL. Tapered bottom of vessel allows for use with small volumes. Nylon bushing supplied with FETFE O-Ring. Available modified with #7 Ace-Threds on inlet/outlet for use with…

Glass Manifold with #15 Ace-Thred at either end To allow switching 5853 vacuum connection to left or right side. Supplied with three or five, 4mm straight bore PTFE stopcock sampling ports. (Additional ports can be ordered.) Overall length of glass manifold is 230mm. Complete item consists of 8763…

A high velocity impinger for the determination of dust concentration in air or other gases. Total volume is approximately 500mL. Bottle joint is 45/50. Inlet/outlet are 12.5mm O.D. Modified versions available with spherical joints both vertical for connecting in series. Available with or without…

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.

Filters Change Indicators Stickers for Acids, Aromatic diisocyanates, Basic Vapors, Halogens, Hydrazine, Formaldehyde, Hydrogen Sulfide, Mercury and Methyl Ketones. The Breakthrough (Saturation) indicators Stickers (BTIS) for ductless hood filters are colorimetric indicators that indicate the…

Filters Breakthrough Indicators Inline for Acids, Ammonia, Ammonia & Hydrogen Sulfide, Basic Vapors, Formaldehyde, Humidity, Hydrazine, Hydrogen Sulfide and Mercury. The BTI Inline is colorimetric indicator that indicate the saturation and exhaustion of carbon adsorbers and filters.The BTI…

Double tube vacuum manifold with 35/20 ball at one end and two 24/40 outer standard taper joints at the other end. Available in either 3 or 4 port configuration with 4mm double oblique stopcocks. Can be ordered with 14/20, 24/40 inner joints or #15 o-ring joints on each port. Distance between ports…

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.…

Vacuum adapter with 2mm bore stopcock on side arm.