UTFSE, it's called calcium chloride, it's spelled cacl2, and is available in alot of places for pretty much the same thing.
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Post 164204 (missing)
(ChemHack: "Anhydrous CaCl2 OTC", Chemicals & Equipment)Here's a quick tip, when I search for chemicals, I first confirm the spelling via google, by typing the formula or the actual name, then I type OTC in the Subject Body box in TFSE here, and the formula or name in the Subject box, in other words I use the tools at my disposal.