Table 1 The parameters of Sr sorption by Z4A calculated using Langmuir and Freundlich isotherm models.

From: Efficient separation of strontium radionuclides from high-salinity wastewater by zeolite 4A synthesized from Bayer process liquids

Langmuir model

Freundlich model

qmax (mg/g)

252.5

1/n

0.191

KL (L/mg)

0.084

KF (mg1–1/nL1/n g−1)

66.80

R2

0.998

R2

0.692

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