Gas inlet tubes, bent, DURAN® tubing

Made of DURAN^® tubing. Bent air leak tubes (angle: 90°), built-in length: 250mm, with NS cone and thin capillary (easily to draw by burner).

Built-in length:	250 mm
Cone[s]:	NS24/29
Manufacturer Article Number:	05083003
Material:	DURAN® tubing
Shape (Glass components):	Bent, 90°
Ø:	8 mm

Variants table
Buy	Unit price	Content	Delivery time	Preview	Product number	Cone[s]	Manufacturer Article Number	Ø

Accessories

DWK Life Sciences GmbH (Duran)

Engler distilling flasks, DURAN®, ASTM, with beaded rim

Uniform wall thickness distribution makes these flasks ideal for heating applications and distillations. The flasks are manufactured from a hydrolytically resistant borosilicate glass 3.3, which is defined as "Type I, Class A" in the ASTM Specification E 438.ASTM D86DIN EN ISO 3405

From CHF 55.20*

Buddeberg GmbH

BUDDE - joint grease

For all glass joints. Transparent, vacuum tight, water washable and water soluble. Maintains practically the consistency between -30°C and 200°C, non-solidifying. Compatible with most elastomers. Tube of 80g.

From CHF 30.90*

Bohlender GmbH

Sleeves, cone joint, PTFE

With knurled gripping ring at the top of the cone for easy removal. For gas, liquid and vacuum-tight cone joint connections with sizes as outlined below. Reusable. With reinforced external ribs for a high-vacuum tight seal (leakage rate: < 1x10-4mbar x I x s-1). No joint sealant or grease required.

From CHF 9.50*

J.P. Pöllath

Joint grease, K.W.S

Without silicone. Designed as vacuum and high vacuum grease. No silicone derivatives, polymerisation or gumming. Excellent adhesion and viscosity. Acid/alkaline resistant. Locked joints can be loosened by brief, gentle heating. Can be used to make temporary glassware repairs. Biodegradable. Non-toxic in normal use.

From CHF 19.00*

DWK Life Sciences GmbH (Duran)

Joint clips KECK, POM, for conical ground joints

Melting point 175 °C. Excellent chemical resistance. Rigid. Heat resistant up to 150 °C, sizes colour coded.

From CHF 4.80*

Bohlender GmbH

Sleeves with ribs, PTFE

For use with ground glass joints. Suitable for vacuums up to 0.1mbar. Reusable and long lasting. The sealing ribs grip on the inside wall of the glass socket, sealing without the need for grease and enabling the cone to be freed easily when required.

From CHF 2.00*

Lenz-Laborglas GmbH & Co. KG

Joint clips for conical joint sleeve connections, stainless steel, with set screw

For tapered ground joints as outlined belowWith or without set screwFor tapered ground joints as outlined below

From CHF 37.00*

H W S Hans W. Schmidt

Ground joint clips for sleeve connections, wire, Chrome-nickel steel

Chrome-nickel steel.

From CHF 3.70*

DWK Life Sciences GmbH (Duran)

Joint clips KECK, POM, for spherical ground joints

Melting point 175 °C. Excellent chemical resistance. Rigid. Heat resistant up to 150 °C, sizes colour coded.

From CHF 6.30*

Otto Fahsig GmbH

Gas leak detection fluid, bottle

DIN 30657 gas, trace and leak detection fluid. Non-allergenic, non-toxic and odourless. Suitable for all pressure ranges. Non-flammable and therefore suitable for all technical gases such as ammonia, argon and other noble gases, freon, carbon dioxide, coal gas, compressed air, propane, oxygen, nitrogen, water etc. Propellant-free. Unpressurised canister. Flash-point greater than 50°C. Unlimited shelf life. Tested and approved under DIN-DVGW-No. NG to 5170 AN 0456.Spray head not included. Please order separately.

From CHF 9.30*

Dr. Dietmar Glindemann

PTFE sealing rings for jointed glassware

An effective alternative to common PTFE joint sleeves and PTFE stoppers.Air leakage

From CHF 36.30*

Similar products

Air regulator Type HM-2

For tubes:8mm to 15mm diameter, 6mm to 12.5mm diameterFor air-leak capillary tubes. Acts as a fine regulation valve (needle valve). Plastic body. Brass needle with fine thread.

From CHF 28.00*

Boiling stones, Type A

Developed for use in preparatory work. For distillation and reflux in aqueous, neutral and alkaline solvents, even under a vacuum. Effective in even the smallest volumes of liquid and after multiple interruptions. Prevents any bumping. Natural product.

From CHF 23.30*

Boiling stones behrotest®

behrotest® boiling stones are made from a ceramic material. Compared to conventional boiling stones made of glass, they provide optimum protection against defervescence due to their porosity and their shape, even with badly blended samples.behrotest® boiling stones are chemically pure and guarantee unadulterated results when determining the COD, the Kjeldahl nitrogen etc.

From CHF 41.20*

Boiling stones, Type B

Specifically for analytical work. Can be used for distillation in a clean, neutral and basic environment. Not suitable for vacuum distillation. Effective in the smallest amounts of liquid, also after multiple distillations. Prevents " bumping". Ceramic product with relatively high level of purity and abrasion resistance.

From CHF 20.30*

Boiling stones, PTFE

Prevents bubbling and bumping when boiling a medium.Long lifeUniversal chemical resistanceOperating temperature -200 °C to 250 °C

From CHF 131.00*

Gas inlet tube with valve stopcock, DURAN® tubing

Made of DURAN® tubing. With valve stopcock for dosing, with glass olive (angle: 90°).

From CHF 130.00*

Accessories for distillation unit K-350/K-355

From CHF 1,405.00*

Gas inlet tubes, straight, ground glass joint, DURAN® tubing

Made of DURAN® tubing. Straight air leak tubes, built-in length: 200mm, with NS cone and thin capillary (easily to draw by burner).

From CHF 19.80*

Air leak rod, DURAN®

With bulb (Diameter: 6mm, Wall thickness: 1.5mm).

From CHF 6.30*

Boiling chips, type Resistent

Developed for preparatory and analytical purposes. Suitable for biochemistry, biotechnology, microbiology, microanalysis. Can even be used in strong acids and alkalis, and in all solvents and oxidants. Suitable for vacuum and high-vacuum distillation. Reduces distillation times in rotary evaporators. No abrasion, absorption of substances or solvents. Softening (evaporation) occurs at 2500°C. Can be sterilised by dry heating. Effective in even the smallest volumes of liquid, even after multiple interruptions. Prevents any bumping. Highly resistant.

From CHF 39.00*