NH3 ppm	NH2Cl ppm	Cl ppm	NO3 ppm	NO2 ppm	pH pH	tº C
Apr 12	Wed	0.01					7.75	24
Apr 6	Thu	0.00					7.7	24.2
Mar 25	Sat	0.01					7.75	24.5
Feb 18	Sat	0.01					7.8	24
Oct 15	Sat	0.01					7.64	24.5
Oct 12	Wed	0.01					7.7	23.8
Sep 30	Fri	0.01					7.69	24
Sep 24	Sat	0.00				0.00	7.72	24.2
Sep 10	Sat	0.01					7.53	23.8
May 2	Mon	0.00			5		7.2
Apr 23	Sat	0.00			5		7.2
Apr 18	Mon	0.00					7.2
Apr 15	Fri	0.00	0.00	0.00	10	0.00	6.8	24