Performance

Measuring Range

(25) to 1000 mg/L

Sampling Time

3 minutes

Detecting Limit

1 mg/L

Colour Change

Brown → White

Reaction Principle

2Cl^- + Ag2CrO4 →2AgCl

Shelf Life

3 Years

Corrections for temperature &humidity

Unnecessary

Store the tubes at cool and darkplace.

Possible coexisting substances and theirinterferences (NOTE)

Substance

Concentration

Interference

Change colour by itselfto

CN^-

1 mg/L

+

White

Br^-

10 mg/L

+

White

SCN^-

30 mg/L

+

White

Fe²⁺

200 mg/L

-

No (1000 mg/L)

Fe³⁺

200 mg/L

-

White

F^-

500 mg/L

-

No (1000 mg/L)

I^-

50 mg/L

+

White

S^2-

5 mg/L

+

Blackish gray

SO4^2-

2000 mg/L

-

White