gài zhì
calcium
calcium material (such as bone)
lín suān gài
calcium phosphate (chemistry)
shēng shí huī
calcium oxide CaO
quicklime
qīng yǎng huà gài
calcium hydroxide Ca(OH)2
slaked lime
xiāo shí huī
calcium hydroxide Ca(OH)2
slaked lime
chóng tàn suān gài
calcium bicarbonate Ca(HCO3)2
lín huà gài
calcium phosphate (chemistry)
jiǎn tǔ jīn shǔ
alkaline earth (i.e. beryllium Be 鈹|铍, magnesium Mg 鎂|镁, calcium Ca 鈣|钙, strontium Sr 鍶|锶, barium Ba 鋇|钡 and radium Ra 鐳|镭)
jiǎn shì yán
alkali salt (soda, lye, calcium carbonate etc)