Description
ASTM centrifuge tube 100 ml pear-shaped, white graduated provides a specialised geometry for efficient sediment and water determination according to ASTM D 96. The pear-shaped body with cylindrical lower section concentrates solids into a narrow reading zone while the white graduations ensure clear volume visualisation. Constructed from borosilicate glass 3.3, the tube withstands typical laboratory chemicals and centrifugation forces. Its 100 ml nominal capacity matches standard ASTM protocols used in petroleum and related industries. Supplied individually, the tube is produced by Witeg and integrates into compatible centrifuge buckets without adapters. The pear profile promotes sharp interfaces between phases, facilitating precise measurement of separated layers. Ideal for quality-control laboratories performing routine ASTM D 96 testing, this glassware combines dimensional accuracy with durable white markings that remain visible under varied lighting and sample conditions.
This article is part of Round-bottom flasks, in Beakers & flasks. See also Flat-bottom flasks.
Key features
- Pack size: 1 pc
- Volume: 100 ml
- Shape: pear-shaped with cylindrical bottom
- Graduation: white graduated
- Standard: ASTM D 96
- Material: borosilicate glass 3.3
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Questions about Tubes à centrifuger ASTM 100 ml forme poire grad. blanche
What is this article?
Tubes à centrifuger ASTM 100 ml forme poire grad. blanche is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in Ballons à fond rond, inside Béchers & fioles, in Matériel de laboratoire.
A round-bottom flask is the heating flask of a distillation or a reflux. The curved wall takes the heat, and the ground neck connects to a still head or a condenser. The joint size, not only the volume, has to match the rest of the set.
A beaker is an open working vessel: easy to pour, poor as a measure. An Erlenmeyer flask has a flat base and a conical wall so a liquid can be swirled without climbing out. A round-bottom flask is for heating under a condenser, because the heat meets a curved wall and the joint at the neck connects to the rest of the glassware. Borosilicate is the glass that survives the temperature change. These forms are listed under ISO laboratory glassware.
Which category should I open next?
The category is Béchers & fioles. The sub-category is Ballons à fond rond. The catalogue is Matériel de laboratoire.
Shelves beside this one are Béchers, Fioles Erlenmeyer, Récipients de réaction & récipients à double enveloppe, Fioles à fond plat, Fioles (autres) and Accessoires pour béchers & fioles.
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

