Which colorimeter do you use?

[Gilles]

Hello,i heard that you all use a low cost colorimeter for no3 and po4 and other values?
Can someone show a link to a thread here? My german search is not so gut

 

[Vlad]

Hi
http://www.aquasabi.de/Wassertests/JBL:::73_87.html
http://www.aquasabi.de/Wassertests/Sera:::73_74.html

Greet
Vladi

 

[uwe schidrowski]

Hi Gilles

I guess you are looking for a Fotometer?
It's distributed by Anton Gabriel/wasserpantscher.at
http://wasserpantscher.at/pi4/index.html

Right?

Karl

 

[Gilles]

Yes that one uwe, thank you