1. Eames, J. 1993. “Use of Reference Materials in the Laboratory”. http://www.nata.asn.au/fs_publications.htm
2. 1993.Standard Reference Materials—Handbook for SRM Users260–300. NIST Publication.
3. 2001. EURACHEM/CITAC Guide, Guide to Quality in Analytical Chemistry, Annex B—The Selection and Use of Reference Materials, A Basic Guide for Laboratories and Accreditation Bodies. February2001.
4. 1998. National Measurement System 1997–2000 Valid Analytical Measurement (VAM) Programme—Guidance on Equipment Qualification of Analytical Instruments: High Performance Liquid Chromatography. June1998.