Beschrijving
Expansion piece socket NS 29/32 to cone NS 19/26 is a ground-glass laboratory adapter that links apparatus parts fitted with different standard joint sizes. Made from heat-resistant, durable borosilicate glass according to DIN 12257, it presents a larger socket (NS 29/32) and a smaller cone (NS 19/26), creating a defined size transition within the glassware train. This expansion arrangement allows equipment with an NS 29/32 female joint to couple to male NS 19/26 joints in distillation setups, reaction apparatus and general laboratory assemblies. The borosilicate material provides the thermal and chemical durability required for routine laboratory service. Available as a single piece from manufacturer ISOLAB Laborgeräte, the adapter seats into standard ground-joint systems and supports flexible apparatus design wherever a joint-size change is needed. Clear glass construction permits visual inspection of contents or vapour paths during use. Suitable for organic synthesis, analytical chemistry and preparative workflows, this expansion piece supplies a reliable means of matching dissimilar NS joints while maintaining the mechanical stability of quality laboratory glassware. Pack size is one piece with a net weight of 0,0130 kg.
This article is part of Distillation heads, adapters & columns, in Distillation & extraction glassware.
Key features
- Pack size: 1 pc
- Joint configuration: Socket NS 29/32 to cone NS 19/26
- Material: Heat-resistant borosilicate glass
- Standard: DIN 12257
- EAN: 4250362636867
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Distillation & extraction glassware
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Distillation heads, adapters & columns
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Questions about adapter - expansion - socket : NS29/32 - cone : NS19/26
What is this article?
adapter - expansion - socket : NS29/32 - cone : NS19/26 is the article on this page. Luminix Health distributes ISOLAB for laboratory use. It sits in Distillation heads, adapters & columns, inside Distillation & extraction glassware, in Labmateriaal.
A still head, an adapter or a column is the glass between the boiling flask and the condenser. A Vigreux or packed column gives the vapour a surface so a closer-boiling mixture can separate. The joint sizes at both ends have to match the flask and the condenser.
Distillation separates liquids by boiling point. A condenser turns the vapour back into liquid: Liebig, coil and cold-finger shapes differ in how much cooling surface they offer. A still head and a column sit between the flask and the condenser. A Soxhlet extractor washes a solid again and again with the same solvent. Ground joints have a standard size, and the joint, not the flask, is what has to match. The pieces are indexed under ISO laboratory glassware.
Which category should I open next?
The category is Distillation & extraction glassware. The sub-category is Distillation heads, adapters & columns. The catalogue is Labmateriaal.
Shelves beside this one are Condensers, Ground-joint glassware (other) and Soxhlet & extraction apparatus.
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

