ASTM E439-98 - 10.5.1998
 
1. Scope

1.1 These test methods cover the chemical analysis of beryllium having chemical compositions within the following limits:

Concentration Element Range, % Aluminum 0.05 to 0.30 Beryllium 97.5 to 100 Beryllium Oxide 0.3 to 3 Carbon 0.05 to 0.30 Copper 0.005 to 0.10 Chromium 0.005 to 0.10 Iron 0.05 to 0.30 Magnesium 0.02 to 0.15 Nickel 0.005 to 0.10 Silicon 0.02 to 0.15

1.2 The test methods in this standard are contained in the sections indicated below.

Sections Chromium by the Diphenylcarbazide Photometric Test Method 9 to 18 Iron by the 1,10-Phenanthroline Photometric Test Method 19 to 28 Manganese by the Periodate Photometric Test Method 29 to 38 Nickel by the Dimethylglyoxime Photometric Test Method 39 to 48

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 determine the applicability of regulatory limitations prior to use.

 
2. Referenced Documents

E135-23a

Standard Terminology Relating to Analytical Chemistry for Metals, Ores, and Related Materials (Includes all amendments and changes 7/17/2023).

E88-11(2017)

Standard Practice for Sampling Nonferrous Metals and Alloys in Cast Form for Determination of Chemical Composition

E60-11(2022)e1

Standard Practice for Analysis of Metals, Ores, and Related Materials by Spectrophotometry (Includes all amendments and changes 6/29/2022).

E55-23

Standard Practice for Sampling Wrought Nonferrous Metals and Alloys for Determination of Chemical Composition

E29-22

Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications

D1193-06(2018)

Standard Specification for Reagent Water

E1601-19

Standard Practice for Conducting an Interlaboratory Study to Evaluate the Performance of an Analytical Method

E173-93

Practice for Conducting Interlaboratory Studies of Methods for Chemical Analysis of Metals (Withdrawn 1997)

E50-17

Standard Practices for Apparatus, Reagents, and Safety Considerations for Chemical Analysis of Metals, Ores, and Related Materials