Hmm. Not really sure my friend. All I can say is search around on the net for one. I wish you the best of luck. Keep us posted if you find one. Take care and be safe.
you can get a battetry opperated ph tester for the soil for like 13$at lowes and just get the strips to test the water you can get those at wallmart or any petco or somewhere where they sell fish and aquirium supplys.