Custom Premix Selecting "Custom Premix" option means that all of the beads you have chosen will be premixed in manufacturing before the kit is sent to you.
UN 1624 , 6.1, II, Marine Pollutant: P, Segregation Group: 7 (Heavy metals and their salts (including their organometallic compounds))11 (Mercury and mercury compounds)
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Assay (complexometric; calculated on dried substance)