Distilling heads acc. to Claisen, sloping, DURAN® tubing

Made of DURAN^® tubing. Acc. to DIN 12594 and in addition to DIN standard (*), with two parallel NS 14/23 sockets and two NS cones (descending angle: 75°), for distillation thermometers of 55 mm built-in length.

Angle:	75 °
Cone[s] oblique:	NS29/32
Cone[s] straight:	NS29/32
Manufacturer Article Number:	05030044
Material:	DURAN® tubing
Socket[s] straight:	NS14/23
Standard:	DIN 12594
Thermometer usable:	Yes
UNSPSC:	41-10-48-14

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

Accessories

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*

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*

H W S Hans W. Schmidt

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

Chrome-nickel steel.

From CHF 3.70*

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*

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*

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 spherical ground joints

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

From CHF 6.30*

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 0.05 mm. Wide range of applications, also suitable for vacuums down to 0.1 mbar, e.g. for rotary evaporators.

From CHF 38.30*

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*

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*

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*

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*

Other customers also bought

Lenz-Laborglas GmbH & Co. KG

Distilling heads, DURAN® tubing

Made of DURAN® tubing. Acc. to DIN 12594 and in addition to DIN standard, with one NS 14/23 socket and two NS cones (descending angle: 75°), for distillation thermometers of 55 mm built-in length.

From CHF 38.30*

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