氨氮 MR0.0 to 50.0 mg/L NesslerHI 93715-01
鈣 0 to 400 mg/LOxalateHI 937521-01
鎂0 to 150 mg/LCalmagite HI 937520-01
HI83225肥料濃度測定儀硝酸鹽 HR0 to 300 mg/LCadmium ReductionHI 93728-01
硝酸鹽 LR0.0 to 30.0 mg/L Cadmium ReductionHI 93728-01
硝酸鹽 MR0 to 150 mg/L Cadmium ReductionHI 93728-01
磷酸鹽 HR0 to 100 mg/L Amino AcidHI 93706-01
HI83225肥料濃度測定儀磷酸鹽 LR0.0 to 10.0 mg/LAmino AcidHI 93706-01