ASTM E35-88(2002) PDF

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

1.2 The analytical procedures appear in the following order:

SectionAluminum:Benzoate-Oxinate (Gravimetric) Method8-15Sodium Hydroxide (Potentiometric) Method (Optional Routine Method)16-23Copper:Neocuproine (Photometric) Method24-33Hydrobromic Acid-Phosphoric Acid (Photometric) Method34-43Iron by the 1,10-Phenanthroline (Photometric) Method44-53Lead by the Dithizone (Photometric) Method54-63Magnesium-Analysis for Manganese an Zinc by Direct Current Plasma Spectroscopy (Proposal)Manganese by the Periodate (Photometric) Method64-73Nickel:Dimethylglyoxime Extraction (Photometric) Method74-83Dimethylglyoxime (Gravimetric) Method84.-91Rare Earth Elements by the Sebacate-Oxalate (Gravimetric) Method92-98Silicon:Perchloric Acid (Gravimetric) Method99-104Molybdosilicic Acid (Photometric) Method105-114Thorium by the Benzoate-Oxalate (Gravimetric) Method115-121Tin by the Iodine (Volumetric) Method122-129Zinc:Ethylenediamine Tetraacetate (Volumetric) Method130-137Potassium Ferrocyanide (Volumetric) Method138-144Zirconium by the Alizarin Red (Photometric) Method145-154

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 precautions are given in Section 5.

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Published :	01/29/1988