Originally Posted by GW
Leslie, If I've done my calculations correctly to convert over to PPM:
You have "Soft" water according to your (GH)General Hardness of 0-1.
Your (KH)Carbonate Hardness level, also known as "Alkalinity", should buffer the PH level(acidity/alkalinity) preventing quick swings which could be fatal to your fish. I'm getting a conversion to PPM of approx. 160 PPM for your KH level.
I used the Aquarium Pharmaceuticals "Freshwater Master Liquid Test Kit". The table in the back agrees with your conversion of KH. Looks like its conversion is 17.9 ppm to 1 degree.
Thanks for your help. These numbers aren't much use unless I know what they mean.