RECOMMENDED METHODS FOR PLANT CHEMICAL ANALYSIS (PART I TO VIII)
Reagents used in the methods of Malaysian standard is outlined in this standard shall be taken to have been freshly prepared, and unless otherwise specified, shall be refer to analytical reagent grade materials. Water used in the methods of test shall refer to distilled water or water of equivalent quality.
Working standards for calibration of instruments. In each section, a range of working standards has been suggested. However, this range will depend on the type of instrument employed in the analysis.