3 June 2022 Bulletin

Featured this week

Selenium

Selenium is a chemical element with symbol Se and atomic number 34.[1] It is an odourless metalloid (an element which has both metallic and non-metallic properties). It can be a grey (the ‘metallic’ and most stable form), red or black solid. [2] In nature selenium is usually combined with sulphide minerals or with silver, copper, lead, and nickel. [3]


Download the whole PDF below


Quick Inquiry

Chemwatch
Privacy Overview

This website uses cookies so that we can provide you with the best user experience possible. Cookie information is stored in your browser and performs functions such as recognising you when you return to our website and helping our team to understand which sections of the website you find most interesting and useful.