Nitrate usage back down

• pH:
• Temp:
• KH:
• GH:
• NH4:
• NO2:
• NO3: 10
• PO4: 2
• Iron:
• Dosing: 20 mL Excel, 10 mL Flourish, 0.6 ppm PO4
• NO3:PO4 Cumulative Dosing Ratio: 15:2.4 = 6.25

Notes:
Angelfish laid eggs again. Nitrate usage has gone back to normal since the removal of the angelfish fry.