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Original Article

Preparation of frozen reference sera and examples of applications

Pages 223-229 | Published online: 08 Jul 2009

References

  • Berry R. F. Frozen versus lyophilized serum in the quality control of clinical chemistry. Am. J. clin. Pathol. 1968; 50: 720
  • Borner K., Fabricius W., Marowski B. Statis-tische Qualitatskontrollen mit Rinderserum als Untersuchungsmaterial. Z. Klin. Chem. u. Klin. Biochem. 1970; 8: 170
  • Bowers G. N., Jr, Burnett R. W., McComb R. B. Preparation and use of human serum control materials for monitoring precision in clinical chemistry. Clin. Chem. 1975; 21: 1830
  • Hohnadel D. C., Sunderman F. W., Terhune P., Reid F. H., Pomper I. H. Comparisons of the precision of replicate analyses of frozen and lyophilized quality control serums. Ann. clin. Lab. Sci. 1973; 3: 335
  • Nielsen Toftegaard T. A method for enzymatic determination of citrate in serum and urine. Scand. J. clin. Lab. Invest. 1976; 36: 513
  • Uldall A. Preparation of control serum from outdated bank blood and its application. Scand. J. clin. Lab. Invest, suppl. 1979; 152: 40, (abstract), and Nordkem Posters pp. 125–132. The Nordic Clinical Chemistry Project (Nordkem), Helsingfors, 1980

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