Table 1 Principal components (PCs) loading for selected physicochemical parameters in rainwater.

From: Chemometric approach to evaluate the chemical behavior of rainwater at high altitude in Shaune Garang catchment, Western Himalaya

 

F1

F2

F3

F4

pH

− 0.672

0.306

0.148

− 0.069

EC

0.276

0.648

− 0.296

− 0.458

Na+

0.299

0.763

0.101

− 0.078

K+

− 0.072

− 0.545

0.699

0.079

Ca2+

0.771

− 0.230

0.277

− 0.072

Mg2+

− 0.541

0.452

− 0.059

0.623

Cl−

0.596

0.362

0.389

0.427

SO42−

0.423

0.646

0.480

− 0.121

NO3−

− 0.685

0.534

0.250

0.007

HCO3−

− 0.643

− 0.091

0.480

− 0.470

Eigenvalue

2.924

2.492

1.363

1.037

Variability (%)

27.894

24.981

14.640

10.857

Cumulative (%)

27.894

52.875

67.515

78.373

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