[Table/Fig-7]:
Correlation matrix for water quality parameters in the drinking water sachet brands.
pH | EC | TDS | TA | TH | Ca | Mg | F | Cl | SO4 | Na | K | Cd | Co | Cr | Cu | Fe | Li | Mn | Ni | Pb | Sr | Zn | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
pH | 1.00 | ||||||||||||||||||||||
EC | 0.74 | 1.00 | |||||||||||||||||||||
TDS | 0.74 | 1.00 | 1.00 | ||||||||||||||||||||
TA | 0.49 | 0.33 | 0.34 | 1.00 | |||||||||||||||||||
TH | 0.79 | 0.62 | 0.62 | -0.15 | 1.00 | ||||||||||||||||||
Ca | 0.77 | 0.89 | 0.89 | -0.01 | 0.89 | 1.00 | |||||||||||||||||
Mg | 0.33 | -0.26 | -0.25 | -0.32 | 0.57 | 0.15 | 1.00 | ||||||||||||||||
F | 0.23 | 0.24 | 0.24 | 0.95 | -0.40 | -0.18 | -0.56 | 1.00 | |||||||||||||||
Cl | 0.44 | 0.83 | 0.82 | -0.26 | 0.70 | 0.91 | -0.11 | -0.31 | 1.00 | ||||||||||||||
SO4 | 0.04 | -0.43 | -0.43 | -0.58 | 0.43 | 0.01 | 0.95 | -0.76 | -0.13 | 1.00 | |||||||||||||
Na | 0.55 | 0.92 | 0.91 | -0.07 | 0.69 | 0.93 | -0.18 | -0.13 | 0.98 | -0.25 | 1.00 | ||||||||||||
K | -0.99 | -0.78 | -0.78 | -0.59 | -0.71 | -0.74 | -0.20 | -0.36 | -0.42 | 0.10 | -0.55 | 1.00 | |||||||||||
Cd | -0.92 | -0.66 | -0.66 | -0.10 | -0.96 | -0.86 | -0.56 | 0.17 | -0.58 | -0.35 | -0.62 | 0.86 | 1.00 | ||||||||||
Co | -0.10 | 0.32 | 0.32 | 0.63 | -0.53 | -0.14 | -0.93 | 0.82 | -0.02 | -0.99 | 0.11 | -0.05 | 0.43 | 1.00 | |||||||||
Cr | -0.84 | -0.59 | -0.59 | 0.06 | -0.99 | -0.85 | -0.63 | 0.33 | -0.61 | -0.46 | -0.61 | 0.76 | 0.99 | 0.54 | 1.00 | ||||||||
Cu | -0.99 | -0.76 | -0.76 | -0.58 | -0.72 | -0.74 | -0.23 | -0.34 | -0.41 | 0.07 | -0.54 | 1.00 | 0.87 | -0.02 | 0.77 | 1.00 | |||||||
Fe | 0.32 | 0.11 | 0.12 | 0.98 | -0.33 | -0.23 | -0.30 | 0.96 | -0.46 | -0.54 | -0.28 | -0.42 | 0.07 | 0.62 | 0.23 | -0.41 | 1.00 | ||||||
Li | 0.32 | 0.82 | 0.82 | -0.21 | 0.54 | 0.82 | -0.32 | -0.21 | 0.98 | -0.31 | 0.97 | -0.33 | -0.42 | 0.17 | -0.44 | -0.31 | -0.40 | 1.00 | |||||
Mn | -0.97 | -0.61 | -0.62 | -0.35 | -0.85 | -0.74 | -0.53 | -0.06 | -0.38 | -0.26 | -0.47 | 0.93 | 0.96 | 0.31 | 0.91 | 0.94 | -0.20 | -0.23 | 1.00 | ||||
Ni | 0.57 | 0.60 | 0.60 | 0.95 | -0.01 | 0.24 | -0.46 | 0.91 | 0.05 | -0.72 | 0.24 | -0.68 | -0.21 | 0.73 | -0.04 | -0.66 | 0.86 | 0.12 | -0.39 | 1.00 | |||
Pb | -0.24 | -0.36 | -0.35 | 0.71 | -0.77 | -0.71 | -0.42 | 0.82 | -0.78 | -0.50 | -0.66 | 0.14 | 0.58 | 0.62 | 0.69 | 0.14 | 0.84 | -0.67 | 0.33 | 0.52 | 1.00 | ||
Sr | 0.47 | 0.87 | 0.86 | -0.18 | 0.68 | 0.91 | -0.17 | -0.23 | 1.00 | -0.20 | 0.99 | -0.47 | -0.58 | 0.06 | -0.59 | -0.45 | -0.38 | 0.98 | -0.40 | 0.14 | -0.72 | 1.00 | |
Zn | -0.99 | -0.75 | -0.76 | -0.57 | -0.72 | -0.73 | -0.25 | -0.34 | -0.40 | 0.05 | -0.53 | 1.00 | 0.87 | 0.00 | 0.78 | 1.00 | -0.41 | -0.30 | 0.95 | -0.65 | 0.15 | -0.44 | 1.00 |