Table 2 Composition and content of adsorbent products.

From: Hydrophobic adsorbent prepared from spent methanol-to-propylene catalyst for directional adsorption of high COD oily wastewater

Sample

Element component (wt.%)

SAR

SiO2

Al2O3

Fe2O3

CaO

SO3

TiO2

 

FMTP

79.02

20.64

0.0291

0.137

0.133

0.047

6.51

FMTP-4 mol/L H2C2O4

93.71

5.88

0.014

0.157

0.2

0.026

27.09

FMTP-4 mol/L H2C2O4 + 0.2 mol/L NaOH

93.85

5.81

0.012

0.139

0.164

0.025

27.46

Adsorbent product

93.62

6.03

0.015

0.172

0.136

0.027

26.35

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