Nitrates:Phosphates - 4:1
I've got to correct myself here. If you are dosing KNO3 and KH2P04 the ratio is 4 parts KNO3 to 1parts KH2PO4. But the ratio of Nitrate to Phosphate is more like 10:1 like you said, or 10:2.
Standard 10 Gallon (20 x12x12).
Low tech, Sand substrate.
Eheim 2211, and Aqueon Quietflow 10.
Finnex Stingray LED, 20" above substrate
Anubias, Narrow leaf Hygro, Christmas moss.
8 Kubotai Rasboras, 2 amano's and 6 Blue Neocardia shrimp.