3.1.2.21	1	-	Ca2+	-	23906	
3.1.2.21	1	-	Mg2+	-	23906	
3.1.2.21	1	-	Mn2+	-	23906	
3.1.2.21	10	-	NaCl	fully reversible by dialysis or dilution	23905	
3.1.2.21	100	-	phosphate	fully reversible by dialysis or dilution	23905