: NS19/26

Made of DURAN® tubing. DIN 12257 and in addition to DIN standard. With GL thread and NS core.

Material: DURAN® tubing
Standard: DIN 12257
Thread: GL 14

Other customers also bought

Lenz-Laborglas GmbH & Co. KG
Screwthread tubes for glassblowers, DURAN®
Acc. to DIN 12216 and in addition to standard (*), with DIN thread (GL), material: DURAN®.
From CHF 1.90*

Accessories

H W S Hans W. Schmidt
Ground joint clips for sleeve connections, wire, Chrome-nickel steel
Chrome-nickel steel.
From CHF 3.50*

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 7.95*

Otto Fahsig GmbH
Gas leak detection fluid
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 6.40*

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 4.70*

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 6.10*

J.P. Pöllathologie
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.Working temperature range:-40 ... 200 °C, to 10-5 mbarVapour pressure:0.00001 mbar
From CHF 19.00*

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 54.00*

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*

BRAND GMBH + CO.KG
Sleeves, PTFE, disposable
Seals without grease - no grease residues are left in the analysis. Excellent chemical resistance. Can be used in temperatures from -200 to 260°C. Wall thickness only 0.05mm. Wide range of applications, also suitable for vacuums down to 0.1mbar, e.g. for rotary evaporators.
From CHF 4.80*

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*

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 1.95*

Lenz-Laborglas GmbH & Co. KG
Joint clips for conical joint sleeve connections, stainless steel
For tapered ground joints as outlined belowWith or without set screw
From CHF 17.70*

Similar products

Screw connector caps, PBT
Red. With central hole (diameter outlined below). Temperature resistance to max. 180°C.
From CHF 2.90*

Silicone cap wads/septa, VMQ
For GL-screwthread caps. Overall diameter and wad thickness as outlined below. Thermical resistance: 130°C (steam) / 200°C (heat). Autoclavable.
From CHF 1.00*

Reduction adapters, DURAN® tubing
Made of DURAN® tubing. DIN 12257 and in addition to DIN standard. Reduction adapters with ground joint.
From CHF 12.90*

Silicone sealing rings, VMQ
With vulcanized PTFE sleeveFor screwthread capsThermical resistance: 130°C (steam), 200°C (heat)Autoclavable
From CHF 4.80*

Screw caps for screwthread tubes, PBT
Red. With DIN thread (GL) and aperture. temperature resistant up to 180°C.
From CHF 2.70*

Adapter for thermometer, borosilicate glass 3.3
Manufactured from borosilicate glass 3.3 according to DIN 12257 standard, ideal to use for thermometers with Ø 6 - 8 mm. Screw joint provides easy depth adjustment of thermometer. Seal material: NBR.
From CHF 11.50*

Adapter for tubing, borosilicate glass 3.3
Manufactured from borosilicate glass 3.3 in two different forms, straight or 90° angled. Supplied with PTFE stopcock which has of 2.5mm diameter bore key. Tubing adapter is suitable for up to 10mm tubings.
From CHF 9.70*

Adapters with NS stopcock, DURAN® tubing
Made of DURAN® tubing. Adapter, NS cone to 10mm bore tubing connector. Straight or angled (90°). Available with or without solid glass plug, bore 2,5 mm.
From CHF 14.20*

Threaded tube with NS core, DURAN® tubing
Made of DURAN® tubing. DIN 12257 and in addition to DIN standard. With GL thread and NS core.
From CHF 10.80*

Expansion adapters, DURAN® tubing
Made of DURAN® tubing. DIN 12257 and in addition to DIN standard. Expansion adapters with ground joint.
From CHF 18.60*