Dash K, Thangavel S, Krishnamurthy NV, Rao SV, Karunasagar D, Arunachalam J. Ultrasound-assisted analyte extraction for the determination of sulfate and elemental sulfur in zinc sulfide by different liquid chromatography techniques. Analyst. 2005 Apr;130(4):498–501. doi: 10.1039/b413344g. PMID: 15776159.
Ultrasound-assisted analyte extraction for the determination of sulfate and elemental sulfur in zinc sulfide by different liquid chromatography techniques