Description
Winkler oxygen bottles in clear glass with ground stopper NS 19/26 are specialised vessels for oxygen-bottle procedures and volumetric laboratory work. This variant provides a larger nominal capacity of 250–300 ml, offering ample sample volume for dissolved-oxygen determination and associated volumetric steps where a bigger aliquot is preferred. Clear glass enables straightforward observation of the liquid level, reagents and any precipitate or colour change during the workflow. The NS 19/26 stopper delivers a standardised ground joint for dependable sealing while samples are mixed, inverted or left to stand. Supplied as one piece with a weight of 0,280 kg, the bottle is practical for everyday bench handling and storage alongside other volumetric glassware. These oxygen bottles from manufacturer Marienfeld are positioned among volumetric flasks and vessels for volumetric analysis and oxygen-bottle use. Laboratories can integrate the unit into environmental, process-water or instructional methods that call for dedicated Winkler-type bottles. Choose this clear-glass model when a 250–300 ml format with NS 19/26 stopper is needed as a single laboratory unit.
This article is part of Laboratory glass bottles, in Bottles & containers.
Key features
- Pack size: 1 pc
- Product type: Winkler oxygen bottle
- Material: Clear glass
- Stopper: NS 19/26
- Capacity: 250–300 ml
- Weight: 0,280 kg
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Questions about Winkler oxygen bottles, clear glass, stopper NS 19/26, 250-300ml, 1 unit(s)
What is this article?
Winkler oxygen bottles, clear glass, stopper NS 19/26, 250-300ml, 1 unit(s) is the article on this page. Luminix Health distributes Marienfeld for laboratory use. It sits in Laboratory glass bottles, inside Bottles & containers, in Labware.
A laboratory glass bottle is borosilicate or soda-lime, with a stated capacity and a neck for a screw cap or a ground stopper. Glass is the choice when the liquid attacks a plastic, or when the bottle will be heated or autoclaved.
A laboratory bottle is a closed container with a stated volume and a neck that takes a cap, a stopper or a dispenser. Borosilicate glass is the choice when the liquid is a solvent, or when the bottle will be heated or autoclaved. Polyethylene and polypropylene are the choice when the bottle must not shatter, or when hydrofluoric acid would attack glass. A narrow mouth pours. A wide mouth is for powders and for reaching the bottom. Laboratory ware of this kind is indexed under ISO laboratory glassware. Traceable volume sits with the BIPM and NIST Physical Measurement.
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The category is Bottles & containers. The sub-category is Laboratory glass bottles. The catalogue is Labware.
Shelves beside this one are Plastic bottles (narrow & wide mouth), Sample containers & jars, Canisters & jerrycans, Wash bottles and Bottle accessories (pouring rings, dispensers, caps).
What should I check before I order?
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

