Originally Posted By: gregory
I used the "Salifert Carbonate Hardness/Alkalinity KH/ALK profi test kit" found on Ebay to test the alkalinity in my pond. The results were 9.1 alkalinity. I think the highest reading it offers is 15.0, is this a ppm reading and is this a suitable test for my pond water ?


That is not a standard alkalinity range. The normal range is 0 to 400.
Could be pH which is measured 0-14.

See this as it will help you with all aspects of pond water analysis.

Interpretation of Water Analysis
Reports for Fish Culture

https://srac.tamu.edu/serveFactSheet/262

Last edited by ewest; 09/01/18 09:45 AM.