Skip to main content

Science – Society – Technology

Table 2 Selected samples for solid phase analysis (XRD and SEM)

From: Hydrogen sulfide removal from geothermal fluids by Fe(III)-based additives

Nr

Experiment description

XRD

SEM

1

Experiment D; filter backwash 5 + 10 µm

Y

Y

8

Filter test 2 (FeCl3); 5-µm filter

Y

Y

9

Experiment E; filter test 3; 5 µm FeCl3; 100 µL; 400 mL brine

Y

N

10

Filter test 4 (FeCl3); 1.2 µm; taken from IBC

N

N

11

Filter test 4 (FeCl3); 5-µm filter; taken from IBC

Y

Y

2

Experiment E; filter backwash 10 µm

Y

Y

3

Experiment E filter backwash 5 µm

Y

Y

12

Pre-experiment FeCl3:TH 1:10,000 pH = 6.9

Y

N