사양설명:

HI 3812
Hardness Total

HI 3840
Hardness Total

HI 3840S
Hardness Total

측정범위*

0 to 30.0 mg/L CaCO₃
0 to 300.0 mg/L CaCO₃

0 to 150 mg/L CaCO₃

0 to 150 mg/L CaCO₃

최소측정단위

0.3 mg/L and 3 mg/L

5 mg/L

5 mg/L

측정방식

Titration

Titration

Titration

사용횟수

100

50

50

화학적 방식

EDTA

EDTA

EDTA

무게

460 g

120 g

50 g

* 1 mg/L = 1 ppm.

사양설명:

HI 3841
Hardness Total

HI 3841S
Hardness Total

HI 3842
Hardness Total

측정범위*

40 to 500 mg/L CaCO₃

40 to 500 mg/L CaCO₃

400 to 3000 mg/L CaCO₃

최소측정단위

20 mg/L

20 mg/L

100 mg/L

측정방식

Titration

Titration

Titration

사용횟수

50

50

50

화학적 방식

EDTA

EDTA

EDTA

무게

120 g

50 g

120 g

* 1 mg/L = 1 ppm.