Reviews Borosilicate Glass Tubes

Pack of 10 Glass Tubing, 12 Inch Long, Borosilicate Glass, Mixed Size 4mm, 6mm,8mm, 10mm, 12mm

【Superior Material】 This glass tubing is made of borosilicate glass, lead-free, which is glittering and translucent. The heat resistance, water resistance, shatter resistance and other properties are stronger than ordinary glass. .
【High Temperature Resistance】 The glass tube is well-made, which is heat, thermal shock resistant and chemically stable. Also, it can be reused..
【Extended Size】 The package includes 12 glass blowing tubes, 12" length, 8mm OD, 1.1mm wall thickness..
【Multi Application】 The clear borosilicate tubing can be used in the laboratory, school, factory. A good choice for experiment..
【Notice】 The ends of the glass tubes are not treated with fire, so it cannot be used as a straw directly..

GLASS CULTURE TUBE: These reusable & white enamel marked PYREX rimless borosilicate glass tubes are convenient lab equipment for reducing pH changes and contamination associated with soda lime glass tubes..
REUSABLE TEST TUBE: Offering exceptional clarity, the glass test tubes offer good thermal and chemical resistance, and are ideal scientific culture tubes for biology, chemistry and industrial use..
ROUND BASE: The science test tubes are finished with a convenient round bottom, making them suitable culture tubes for a wide range of tests and experiments..
SCHOOL & HOME USE: Suitable for classroom STEM or home science activities, these glass culture tubes are available in a range of sizes, in bulk packs and are supplied without caps..
PYREX GLASSWARE: PYREX scientific glassware has been a trusted partner for chemists and research scientists in the toughest laboratory environments for more than 100 years..

Standardized glass tubes used to fill with standard solution colors for visual color comparison with similar tubes containing solution samples.
Color comparison tubes are used for visually comparing solution sample colors..
Matched set of 12 tubes for consistent graduated-ring scale..
Shadowless bottom transmits undistorted light..

Standardized glass tubes used to fill with standard solution colors for visual color comparison with similar tubes containing solution samples.
Color comparison tubes are used for visually comparing solution sample colors..
Matched set of 12 tubes for consistent graduated-ring scale..
Shadowless bottom transmits undistorted light..

51 expansion borosilicate glass offers excellent chemical resistance against sodium leaching, a factor common in soda lime glass products.
Tubes are packed in convenient trays for ease of use on bench tops and in drawers.
The 6x50mm size is often referred to as a "Durham tube".
Trays are shrink-wrapped in plastic film, with tubes remaining in constant alignment for protection against in-transit breakage and contamination.
Manufactured from 51 expansion borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class B requirements.

Use glass test tubes to store candy, powder, liquid, bath salt or propagation tubes to grow plants, then place the test tubes on a sturdy acrylic test tube rack.Convenient for your storage, decoration and display.
When you want to decorate furniture or hold parties, transparent glass test tubes will add luster to your home.
24pcs 25×150mm glass test tubes with cork stoppers | a brush with a diameter of 25mm.
Material: Heat-resistant borosilicate glass tubes and sealed repeatedly cork,Nylon wire brush.

GLASS CULTURE TUBE: These disposable PYREX borosilicate glass tubes are convenient school science club, home chemistry kit and professional lab equipment with white enamel marking spots for easy annotations..
DISPOSABLE TEST TUBE: Offering exceptional clarity, the glass tubes offer good thermal and chemical resistance, and are ideal scientific culture tubes for biology, chemistry and industrial use..
THREADED TOP: The science test tubes are finished with a round bottom and a threaded top..
SCHOOL & HOME USE: Suitable for classroom STEM or home science activities, these glass culture tubes are available in a range of sizes, in bulk packs and are supplied without caps..
PYREX GLASSWARE: PYREX scientific glassware has been a trusted partner for chemists and research scientists in the toughest laboratory environments for more than 100 years..

Our standard thistle tubes have a stem that is 7mm in diameter and are made of borosilicate glass. This tube has a stem that is 300mm long..
Used to add liquid in a precise position to an existing chemical system or apparatus.

Product Content:20pcs 40ml cork stopper round bottom glass test tubes..
Capacity:40ml.Tube size:20×180mm.Clear test tube length:17.8cm/7in.The INNER diameter of tube is 0.7in..
Usage:Glass test tube can be used to store candy,granular food materials,liquid,sample,powder or cultivated plants.The transparent test tube is suitable for various scientific tests..
Material:Glass test tubes can be heated.Test tubes are made of borosilicate glass..
Features:The cork has a good seal and the cork stopper test tubes can be used repeatedly after cleaning..