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Chemistry tubes are available in a multitude of lengths and widths, typically from 10 to 20 mm wide and 50 to 200 mm long. [1] The top often features a flared lip to aid pouring out the contents. A chemistry test tube typically has a flat bottom, a round bottom, or a conical bottom.
These tubes are usually made of glass, but can also be made of plastic or metal. They vary in size and purpose. Laboratory sample tubes must not be confused with glass tubing, which can be utilized to carry fluid between laboratory equipment. Example laboratory sample tubes are listed below: Ignition tube; Test tube; Boiling tube; NMR tube
It is a nonprofit organization, learned society catering to the Chemical Sciences as well as a professional, qualifying and examination body looking after and responsible for the maintenance and enhancement of the profession of Chemistry in Sri Lanka. It is the oldest such body in any branch of the basic in sciences in Sri Lanka.
Test tube racks are laboratory equipment used to hold upright multiple test tubes at the same time. They are most commonly used when various different solutions are needed to work with simultaneously, for safety reasons, for safe storage of test tubes, and to ease the transport of multiple tubes.
For example, a test tube holder can be used to hold a test tube while it is being heated. [4] Moreover, when heating the tube with liquid or solid contained inside, the holder ought to tightly hold a test tube [5] in order for the tube to be safely held while heating. [6]
CIC Holdings PLC is a Sri Lankan conglomerate holding company engaged in merchandising and manufacturing chemical products. The company was incorporated in 1964 and listed on the Colombo Stock Exchange in the same year. Initially, the company was a part of Imperial Chemical Industries and prior to 2011, was known as Chemical Industries (Colombo ...
A number of different units of measurement were used in Sri Lanka to measure quantities like length, mass and capacity from very ancient times. [1] Under the British Empire, imperial units became the official units of measurement [2] and remained so until Sri Lanka adopted the metric system in the 1970s. [3] [4]
The apex body in Sri Lanka for government research funding is the National Science Foundation of Sri Lanka. [2] The Accelerating Higher Education Expansion and Development (AHEAD), a joint program between the Sri Lankan government and the World Bank, provides research grants to Sri Lanka's higher education institutes.