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Table 4 The concentration of REEs present in a sodium sulfate solution

From: Alkali treatment–acid leaching of rare earth elements from phosphogypsum fertilizer: insight for additional resource of valuable components

Element

Conc., (mg/kg)

La

1.3

Ce

3.7

Pr

–

Yb

–

Sm

–

Er

–

Y

–

Total REEs 

 ~ 5.021 mg/kg ~ 1%

  1. [Na2CO3] = 0.40 mol/L agitation time = 120.0 min.
  2. T = 25 °C
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BMC Chemistry

ISSN: 2661-801X

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