Correlations between variables and factors extracted using the PCA
| Variable . | Principal Component 1 . | Principal Component 2 . |
|---|---|---|
| Most freq. size (nm) | 0.88 | −0.464 |
| Mean size (nm) | 0.905 | −0.375 |
| Part. conc. (parts/mL) | −0.09 | 0.699 |
| Dissolved conc. (μg/L) | 0.888 | −0.437 |
| pH | 0.616 | 0.782 |
| Conductivity (μS/cm) | 0.862 | −0.299 |
| Turbidity (NTU) | −0.373 | −0.538 |
| TDS (mg/L) | 0.876 | −0.166 |
| Tyrosine-like (Intensity, RU) | 0.859 | 0.381 |
| Tryptophan-like (Intensity, RU) | 0.962 | −0.091 |
| Fulvic acid-like (Intensity, RU) | −0.845 | −0.446 |
| Microbial by-product-like (Intensity, RU) | 0.813 | 0.199 |
| Humic acid-like (Intensity, RU) | −0.908 | −0.155 |
| Variability (%) | 63.727 | 18.993 |
| Cumulative % | 63.727 | 82.720 |
| Variable . | Principal Component 1 . | Principal Component 2 . |
|---|---|---|
| Most freq. size (nm) | 0.88 | −0.464 |
| Mean size (nm) | 0.905 | −0.375 |
| Part. conc. (parts/mL) | −0.09 | 0.699 |
| Dissolved conc. (μg/L) | 0.888 | −0.437 |
| pH | 0.616 | 0.782 |
| Conductivity (μS/cm) | 0.862 | −0.299 |
| Turbidity (NTU) | −0.373 | −0.538 |
| TDS (mg/L) | 0.876 | −0.166 |
| Tyrosine-like (Intensity, RU) | 0.859 | 0.381 |
| Tryptophan-like (Intensity, RU) | 0.962 | −0.091 |
| Fulvic acid-like (Intensity, RU) | −0.845 | −0.446 |
| Microbial by-product-like (Intensity, RU) | 0.813 | 0.199 |
| Humic acid-like (Intensity, RU) | −0.908 | −0.155 |
| Variability (%) | 63.727 | 18.993 |
| Cumulative % | 63.727 | 82.720 |