What is Duran tubing?
DURAN® is low expansion borosilicate glass known for its stability, good workability and high thermal shock resistance. DURAN® low rate of thermal expansion makes it an excellent material for many applications. DURAN® borosilicate glass is also highly resistant to alkali. …
Who owns DWK life sciences?
In June 2017 the companies DURAN Group, Wheaton Industries and Kimble Chase merged to form a new global company – DWK Life Sciences. DWK Life Sciences combines the expertise of the acclaimed product brands DURAN®, WHEATON® and KIMBLE®.
Is kimax the same as Pyrex?
Kimax is also known as KG-33, and is a low expansion borosilicate glass. It is very similar to Pyrex, having the same chemical and physical properties.
What is Schott Duran glass?
SCHOTT Duran® is general-purpose borosilicate glass tubing. Duran® has identical chemical and thermal properties as Schott’s Borofloat® 33, as it is made from the same material. Duran’s high resistance to chemicals and heat makes it ideal for laboratory glassware.
What temperature can borosilicate glass withstand?
Borosilicate glass can easily handle most lab temperatures, and can handle 400°C for short-term service, typically 200-230°C for normal, standard use service.
What is the use of borosilicate glass?
Because of its durability and resistance to chemical changes, borosilicate glass has traditionally been used in chemistry labs and industrial settings, as well as for kitchenware and premium wine glasses. Because of its superior quality, it is often priced higher than soda-lime glass.
What is used for cleaning laboratory glassware?
General Procedure For All Glassware Use warm tap water and a brush with soapy water to scrub the inside of curved glassware. This waste water can go down the sink. Remove soapsuds with deionized water to avoid harsh water stains. The DI water rinse should form a smooth sheet when poured through clean glassware.
How do you clean lab glassware?
Rinse All Glassware
- First, rinse glassware very thoroughly with running tap water, filling, shaking and emptying it at least six times.
- Then, rinse all glassware in a large bath of distilled or high purity water.
- Finally, rinse each piece individually in high purity water.
What is the difference between glass and Pyrex?
Pyrex is a brand name, it is made up of glass itself but tempered glass and previously it was made of borosilicate. Glass is made from natural materials like sand, limestone, and soda ash which is made into the glass under high temperature and pressure. The Pyrex is shatterproof nearly while the glass is mostly flimsy.
What is soda lime silica glass?
Soda-lime glass, also called soda-lime-silica glass, is the most prevalent type of glass. It is composed of SiO4 tetrahedra connected at the oxygen atoms. The chemical ordering is very strong; each silicon atom is connected to four oxygen atoms and each oxygen atom is shared by two silicon atoms, as shown in Fig. 9.
Is it safe to drink from borosilicate glass?
Since borosilicate glass resists chemicals and acid degradation, you don’t need to worry about stuff seeping into your water. It’s always safe to drink from. You can put it in the dishwasher, put it in the microwave, use it to store hot liquids or leave it out in the sun.
Where does the brand name Duran come from?
DURAN is a brand name for the internationally defined borosilicate glass 3.3 (DIN ISO 3585) produced by the German company DURAN Group GmbH since 2005 under license from the Schott AG, which was the first to develop it, and which sold it from 1893 until the equity carve-out of the DURAN Group in 2005.
Which is the best brand of Duran glass?
DURAN® borosilicate 3.3 glass is notable for its highly consistent, reproducible quality.
When did Otto Schott invent the brand DURAN?
This glass was developed by Otto Schott in 1887. In 1938 the brand DURAN was subscribed at the Reichspatentamt and registered in 1943. 1943: The brand was registered for patent under the trade name DURAN 1950: DURAN borosilicate glass tubing became and has remained the standard material in the production of laboratory glass items
When was the first Duran lab bottle made?
THE EVOLUTION OF THE DURAN® BOTTLE SYSTEM. Starting with the ORIGINAL in 1972, the DURAN® laboratory bottles have continued to evolve to meet the diverse needs and applications of scientists and researchers around the world. The borosilicate glass 3.3 bottles are now available in the most comprehensive range of volumes and formats.