ASTM International - ASTM D1068-05
Standard Test Methods for Iron in Water
|Publication Date:||1 June 2005|
|ICS Code (Examination of water for chemical substances):||13.060.50|
1.1 These test methods cover the determination of iron in water. Procedures are given for determining total iron, dissolved iron, and ferrous iron. Undissolved iron may be calculated from the total iron and dissolved iron determinations. The test methods are given as follows:
|Test Method A-Atomic Absorption, Direct||0.1 to 5.0 mg/L||7 to 15|
|Test Method C-Atomic Absorption, Graphite Furnace||5 to 100 g/L||16 to 24|
|Test Method D-Photometric Bathophenanthroline g/L||40 to 1000 g/L||25 to 36|
1.2 It is the user's responsibility to ensure the validity of these test methods to waters of untested matrices.
1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Specific hazards statements are given in Note 3, Note 5, and Note X1.1.