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Scope

1.1 These test methods cover the chemical analysis of magnesium and magnesium alloys having chemical compositions within the following limits:

Aluminum, % 0.5 to 12 Copper, % 0.005 to 0.1 Iron, % 0.002 to 0.1 Lead, % 0.001 to 0.5 Manganese, % 0.01 to 2.0 Nickel, % 0.0005 to 0.5 Rare earth elements, % 0.2 to 10 Silicon, % 0.01 to 0.8 Thorium, % 0.2 to 25 Tin, % 0.5 to 10 Zinc, % 0.3 to 20 Zirconium, % 0.03 to 1.0 Magnesium, % remainder

1.2 The analytical procedures appear in the following order:

Section Aluminum: Benzoate-Oxinate (Gravimetric) Method 8 to 15 Sodium Hydroxide (Potentiometric) Method (Op- tional Routine Method) 16 to 23 Copper: Neocuproine (Photometric) Method 24 to 33 Hydrobromic Acid-Phosphoric Acid (Photometric) Method 34 to 43 Iron by the 1,10-Phenanthroline (Photometric) Method 44 to 53 Lead by the Dithizone (Photometric) Method 54 to 63 Magnesium---Analysis for Manganese and Zinc by Direct Current Plasma Spectroscopy (Proposal) 2 Manganese by the Periodate (Photometric) Method 64 to 73 Nickel: Dimethylglyoxime Extraction (Photometric) Method 74 to 83 Dimethylglyoxime (Gravimetric) Method 84 to 91 Rare Earth Elements by the Sebacate-Oxalate (Gravi- metric) Method 92 to 98 Silicon: Perchloric Acid (Gravimetric) Method 99 to 104 Molybdosilicic Acid (Photometric) Method 105 to 114 Thorium by the Benzoate-Oxalate (Gravimetric) Method 115 to 121 Tin by the Iodine (Volumetric) Method 122 to 129 Zinc: Ethylenediamine Tetraacetate (Volumetric) Method 130 to 137 Potassium Ferrocyanide (Volumetric) Method 138 to 144 Zirconium by the Alizarin Red (Photometric) Method 145 to 154

1.3 This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and to determine the applicability of regulatory limitations prior to use. Specific precautions are given in Section 5.

Keywords

Aluminum content-Mg/Mg alloys; Copper content-Mg/Mg alloys; Iron content-Mg/Mg alloys; Lead content-Mg/Mg alloys; Magnesium; Magnesium alloys; Manganese content-Mg/Mg alloys; Nickel content-Mg/Mg alloys; Rare earth content-Mg/Mg alloys; Silicon content-Mg/Mg alloys; Thorium content-Mg/Mg alloys; Tin content-Mg/Mg alloys; Tin content-steel; Zinc content-Mg/Mg alloys; Zirconium content-Mg/Mg alloys; chemical analysis of magnesium/magnesium alloys, test

To find similar documents by ASTM Volume:

03.05 (Analytical Chemistry for Metals, Ores, and Related Materials: E 32 - latest)

To find similar documents by classification:

77.040.30 (Chemical analysis of metals Chemical analysis in general, see 71.040.40 Chemical analysis of ferrous metals, see 77.080 Chemical analysis of ferroalloys, see 77.100 Chemical analysis of non-ferrous metals, see 77.120 Chemical analysis of sintered metals and hard metals, see 77.160)

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