Ngày tải lên :
05/10/2014, 06:35
... (mm) 21 ,0 21 ,0 21 ,0 21 ,7 22 ,0 22 ,0 20 ,3 Sai số (%) - 0,0 0,0 +3,3 +4 ,8 +4 ,8 +6 ,2 [PO43-] (ppm) 10 20 50 22 ,0 22 ,0 22 ,0 22 ,3 22 ,0 23 ,0 Sai số (%) - 0,0 0,0 +1,4 +3 ,2 0,0 +4,5 [Cu2+] (ppm) 10 20 ... (mm) 21 ,0 20 ,3 20 ,0 19,3 18, 7 18, 0 17,0 Sai số (%) - -1,4 -4 ,8 -8, 1 -11,0 -14, 3 -19,0 [Fe3+] (ppm) 10 20 50 Hpic TB (mm) 21 ,0 21 ,0 22 ,0 24 ,0 26 ,3 28 ,0 32, 0 Sai số (%) NO3- - 0,0 +4 ,8 +14, 3 +25 ,2 ... 23 ,0 22 ,0 23 ,3 24 ,0 24 ,3 25 ,0 Sai số (%) - 0,0 -4,3 +1,3 +4,3 +5,7 +8, 7 10 20 50 Hpic TB (mm) 21 ,0 21 ,0 21 ,3 20 ,7 20 ,0 20 ,0 19,0 Sai số (%) - 0,0 +1,4 -1,4 -4 ,8 -4 ,8 -9,5 [SO 42- ] (ppm) 10 20 50...