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Glass is an important industrial raw material and raw material for production. It has excellent transparency and chemical stability, and it has a wide source of raw materials, a low price, and a simple manufacturing process. Various products made of glass are widely used in people's daily life, industrial and agricultural production, and scientific research. From the home window glass, glass, light bulb to the observation window of the spacecraft, it is inseparable from the glass. Glass instruments made using the excellent properties of glass are widely used in various laboratories, such as chemical laboratories, medical test laboratories, biological laboratories, scientific research laboratories, and teaching laboratories.
Maintenance
Glass instruments are common in the laboratory and are used in large quantities. This article aims to discuss how to clean and maintain glassware.
Soda-lime (soda-lime) glass is a type of softer glass that should not be used in the laboratory because it does not tolerate changes in temperature and pressure like borosilicate glass and should not be sterilized with a pressure cooker at high temperatures. Most bottles are made of soda-lime glass. This article discusses borosilicate glass, do not confuse it with the destruction of soda-lime glass during cleaning or autoclaving.
Treatment of new glass instruments
New glass instruments usually have a bit of alkalinity. After checking the tightness and cracking of glass instruments, they are washed with warm soapy water, then soaked briefly in 1% hydrochloric acid or nitric acid solution, and the glassware is cleaned again. Finally, Rinse thoroughly with distilled water.