A.1.5mmol/L B.2.0mmol/L C.2.5mmol/L D.3.0mmol/L
A.5.0mmol/L B.5.5mmol/L C.5.8mmol/L D.6.0mmol/L
A.2%~4% B.3%~5% C.4%~6% D.5%~7%