Calcium Carbonate（Chalk; INS No. 170 (i)）碳酸钙 Prepared at the 17th JECFA (1973), published in FNP 4 (1978) and in FNP 52 (1992). metals and arsenic specifications revised at the 63rd JECFA (2004) An ADI 'not limited' was established at the 9th JECFA (1965)
