Table 8 Materials and utility inputs to the plant, their capacity, and unit cost.

From: Iron, aluminum, and thorium impurity removal from a rare earth element pregnant leach solution using magnesium carbonate

Name

Unit per day

Flow in units

Unit cost or price

Source

PLS feed

m3/d

1000

MgCO3

t/d

50

1.5 USD/kg

Nanjing Jiayi Sunway Chemical Co., Ltd.

H2O2

t/d

0.73

5.9 USD/kg

Zhongtritium (changzhou) Technology Co., Ltd.

Electricity

kWh/d

184

0.12 USD/kWh

(“Ontario Energy Board,” 2024)

Natural gas

m3/d

8352

0.18 USD/m3

(“Ontario Energy Board,” 2024)