ASTM E 271 : 1998
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Standard Test Methods for Analysis of Aqueous Hydrofluoric Acid (Withdrawn 2003)
05-11-2013
31-12-2010
CONTAINED IN VOL 15.05, 2001 Cover the analysis of aqueous hydrofluoric acid. The values expressed in SI units are to thought of as the standard.
| Committee |
E 15
|
| DocumentType |
Test Method
|
| PublisherName |
American Society for Testing and Materials
|
| Status |
Withdrawn
|
1.1 These test methods cover the analysis of aqueous hydrofluoric acid.
1.2 The analytical procedures appear in the following order:
Range, % Sections Sulfur dioxide 0.001 to 0.2 9 to 16 Total acidity to 70 17 to 25 Iron 0.0001 to 0.5 26 to 35 Sulfuric acid 0.001 to 1.0 36 to 44 Nonvolatile acidity 0.01 to 2 45 to 53 Fluosilicic acid 0.0005 to 0.2 54 to 631.3 The values stated in SI units are to be regarded as the standard.
1.4 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. Specific hazards statements are given in Section 8.
| ASTM E 1615 : 2016 : REDLINE | Standard Test Method for Iron in Trace Quantities Using the FerroZine Method |
| ASTM E 223 : 2016 : REDLINE | Standard Test Methods for Analysis of Sulfuric Acid |
| ASTM E 200 : 2016 : REDLINE | Standard Practice for Preparation, Standardization, and Storage of Standard and Reagent Solutions for Chemical Analysis |
| ASTM E 180 : 2003 | Standard Practice for Determining the Precision of ASTM Methods for Analysis and Testing of Industrial and Specialty Chemicals (Withdrawn 2009) |
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