REFERENCES
- Harris , D. C. 1995 . Quantitative Chemical Analysis, , 4th ed , New York : Freeman .
- Skoog , D. A. 1985 . Principles of Instrumental Analysis, , 3rd ed , New York : Saunders .
- ISO/IEC . 2005 . General requirements for the competence of testing and calibration laboratories , Geneva, , Switzerland : International Organization for Standardization . ISO/IEC 17025:2005
- Department , o f . 2001 . Health and Human Services, Food and Drug Administration, Guidance for Industry on Bioanalytical Method Validation . Fed. Register. , 66 ( 100 ) : 28526 (Docket No. 98D. 1195)