"Dessus de bouchon"

Intermediate hardness and melting point.

Borosilicate glass capillary melting tubes are 4" in length and have a 0.05" outer diameter capillary tubes that are particularly useful for determining the melting point of various substances.

These culture tubes are made of high-quality borosilicate glass.

Tubes have a marking spot and reference mark for orientation during use and a threaded neck to accept screw cap.

Test tubes are made from KG-33 glass tubing and feature a sturdy lip and uniform wall thickness for maximum heat transfer and chemical resistance.

These premium quality tubes feature sturdy, uniform bottoms and consistent lengths. The 10 x 75 and 12 x 75 mm sizes are suitable for cell washing procedures.

Culture tubes are constructed of KIMAX-51® borosilicate glass for excellent chemical durability and resistance against sodium leaching.

Made from quality flint glass with tapered ends for secure fitting of rubber stoppers or corks.

Culture tube caps are made of polypropylene.

Eudiometer tubes with platinum elecrodes for measuring gas volume changes during chemical reactions.

Made of borosilicate glass.

Made from high quality borosilicate glass.

This set of six borosilicate glass delivery tubes offers durability and chemical resistance, ensuring efficient and precise liquid transfer in laboratory applications.

Long glass gas measuring tubes with closed top and permanent, clearly marked graduations.

Perfect for pelleting DNA samples.

Super-clear polypropylene tubes in superior packaging.