KH dKH	Ca ppm	Mg ppm	NO3 ppm	PO4 ppm	S ppt
Nov 4	Wed	8.9	380		10	0.28
Oct 19	Mon	8.7	400		20	0.25
Oct 12	Mon	8.5	360		5	0.00	35.2
Sep 28	Mon	7.5	400	1320	5	0.00
Sep 13	Sun	8.0	400		5	0.00
Sep 9	Wed	9.0	400		25	0.00
Aug 18	Tue	8.5	460	1360	0.00	0.00	35
Aug 12	Wed	8.0	440		5	0.25	35
Jul 30	Thu	8.0	460	1600	0.00	0.25	36
Jul 22	Wed	8.0			5	0.25
Jul 20	Mon		500	1500	10	0.25