用“potassium carbonate”造句大全,potassium carbonate造句
CoumarinhasbeensynthesizedinPerkinreactionofaceticanhydrideandsalicylaldehydecatalyzedbyanhydrouspotassiumcarbonate.WithGreenFreedom,theywouldpasstheairoverasolutionofpotassiumcarbonateaddedtothecooli...