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Comments

Author Comment Last activity Moderation
Aleksi12358 "Lamotte produces hydroponic test kit but it is over 300$ for 4 nutrients. Problem with test meant for soil is that they dont show results as ppm or..." | Read more » over 1 year ago
Aleksi12358 "That is so good! I will order Public lab spectrometer or parts for it from somewhere and few photometer reagents so that I can do some tests so tha..." | Read more » over 1 year ago
Aleksi12358 "So it is possible to use spectrometer as colorimeter. Is it possible to choose to read narrow band of spectrum with Public lab spectrometer softwa..." | Read more » over 1 year ago
Aleksi12358 "Thank you for links. I will contact person who designed that automatic water tester and ask few question about accuracy of readings and use of diff..." | Read more » over 1 year ago
Aleksi12358 "Thank you for suggestion. I will look into it. " | Read more » over 1 year ago
Aleksi12358 "Hello. I would like to measure every plant nutrient from macro to micro but I think macro nutrients(nitrogen, potassium, phosphorus, sulfur, calci..." | Read more » over 1 year ago