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Calcium formate, Ca(HCO2)2 (or. Ca(HCOO)2), is the calcium salt of formic acid, HCOOH. It is also known as food additive E238 in food industry. The mineral form is very rare and called formicaite.
C 1430 (OTTO) Calcium formate, 98% Cas 544-17-2 - used as a masking agent in the chrome tanning of leather.