ชุดทดสอบคลอรีนอิสระในน้ำ (0.05- 6.0 ppm.)
|VISOCOLOR® ECO Chlorine 6, free|
Photometric determination of free chlorine
At a pH value of 5 – 6 free chlorine reacts with N,N-diethyl-1,4-phenylene diamine (DPD) to form a red-violet dye. (Reaction principle is analogous to APHA 4500CL G & DIN EN ISO 9963-1)
|Data and ordering information|
|Cat. No.||931 219|
|Type||photometric test kit|
0,05 – 6,00 mg/l Cl2
|Sufficient for||200 determinations|
|Shelf life||at least 2 years|
|Sea water suitability||
|Detectable with PF-11||yes|
The test is delivered without color scale and can be evaluated only with the photometers PF-11 and Photino!
One distinguishes between free chlorine and bound chlorine (chloroamines); the sum of both is called total chlorine.