Application of sampling and analytical quality control to determination of Mn in tea garden soils using chemical extraction

Thompson, 1976, Duplicate analysis in geochemical practice Part I. Theoretical approach and estimation of analytical reproducibility, Analyst, 101, 690, 10.1039/an9760100690 Thompson, 1978, A new approach to the estimation of analytical precision, J. Geochem. Explor., 9, 23, 10.1016/0375-6742(78)90035-3 1989, Robust statistics—how not to reject outliers part 1. Basic concepts, Analyst, 114, 1693, 10.1039/AN9891401693 1989, Robust statistics—how not to reject outliers part 2. Inter-laboratory trials, Analyst, 114, 1699, 10.1039/AN9891401699 Ramsey, 1992, Objective evaluation of precision requirements for geochemical analysis using robust analysis of variance, Geochem. Explor., 44, 23, 10.1016/0375-6742(92)90046-B Ramsey, 1993, Sampling and analytical quality control (SAX) for improved error estimation in the measurement of Pb in the environment using robust analysis of variance, Appl. Geochem. Suppl. Issue, 2, 149, 10.1016/S0883-2927(09)80027-9 Ramsey, 1994, Error estimation in environmental sampling and analysis, 93 Dong, 1998, Evaluation of sampling and analytical errors in the determination of manganese in soils, Microchem. J., 56, 356, 10.1006/mchj.1998.1580 Dong, 1999, Assessment of sampling and analytical quality control in determination of Al in soils using chemical extraction, Microchem. J., 62, 386, 10.1006/mchj.1999.1744