1.1 These test methods apply to the chemical analysis of refined nickel and other forms of metallic nickel having chemical compositions within the following limits: Element | Mass Fraction, % | | | Antimony, less than | 0.005 | Arsenic, less than | 0.005 | Bismuth, less than | 0.01 | Cadmium, less than | 0.0025 | Carbon, max | 0.03 | Cobalt, max | 1.00 | Copper, max | 1.00 | Hydrogen, max | 0.003 | Iron, max | 0.15 | Lead, less than | 0.01 | Manganese, less than | 0.20 | Nickel, min | 98.0 | Nitrogen, less than | 0.50 | Oxygen, less than | 0.03 | Phosphorus, less than | 0.005 | Selenium, less than | 0.0010 | Silicon, less than | 0.005 | Silver, less than | 0.01 | Sulfur, max | 0.01 | Tellurium, less than | 0.0010 | Thallium, less than | 0.0010 | Tin, less than | 0.005 | Zinc, less than | 0.015 | 1.2 These test methods may be used to determine the following elements by the methods indicated below: Test Methods | Sections | | | Antimony, Arsenic, Bismuth, Cadmium, Lead, Selenium, Silver, Tellurium, Tin, and Thallium by the Graphite Furnace Atomic Absorption Spectrometric Method | 21 – 31 | | | Bismuth, Cadmium, Cobalt, Copper, Iron, Lead, Manganese, Silver, and Zinc by the Flame Atomic Absorption Spectrometric Method | 9 – 20 | | | Sulfur by the Methylene Blue Spectrophotometric Method After Generation of Hydrogen Sulfide | 32 – 42 | 1.3 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard. 1.4 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. For specific precautions, see Section 6. 1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. |
E29-22 | Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications |
D1193-06(2018) | Standard Specification for Reagent Water |
E1024-97 | Standard Guide for Chemical Analysis of Metals and Metal Bearing Ores by Flame Atomic Absorption Spectrophotometry |
E1019-18 | Standard Test Methods for Determination of Carbon, Sulfur, Nitrogen, and Oxygen in Steel, Iron, Nickel, and Cobalt Alloys by Various Combustion and Inert Gas Fusion Techniques |
E135-23a | Standard Terminology Relating to Analytical Chemistry for Metals, Ores, and Related Materials (Includes all amendments and changes 7/17/2023). |
E60-11(2022)e1 | Standard Practice for Analysis of Metals, Ores, and Related Materials by Spectrophotometry (Includes all amendments and changes 6/29/2022). |
E50-17 | Standard Practices for Apparatus, Reagents, and Safety Considerations for Chemical Analysis of Metals, Ores, and Related Materials |
ISO 5725 | Precision of Test Methods--Determination of Repeatability and Reproducibility by Interlaboratory Tests |
E1917-13(2018) | Standard Test Method for Determination of Phosphorus in Nickel, Ferronickel, and Nickel Alloys by Phosphovanadomolybdate Spectrophotometry |
E1601-19 | Standard Practice for Conducting an Interlaboratory Study to Evaluate the Performance of an Analytical Method |
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