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ASTM-D4471:2010 Edition

ASTM-D4471:2010 Edition

$35.75

D4471-10 Standard Test Method for Pyridine Bases in Cresylic Acid by Direct Titration

Published By Publication Date Number of Pages
ASTM 2010 3
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1.1 This test method covers the determination of pyridine and other basic nitrogen impurities in crude and refined cresylic acids streams, including mixtures.

1.2 This test method is applicable for pyridine base levels of 0.001 % to 0.5 %.

1.3 In determining the conformance of the test results using this method to applicable specifications, results shall be rounded off in accordance with the rounding-off method of Practice E29 .

1.4 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.5 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 hazard statements, see Section 8.

PDF Catalog

PDF Pages PDF Title
1 Scope
Referenced Documents
Terminology
Summary of Test Method
Significance and Use
Apparatus
Reagents
2 Hazards
Sampling
Procedure
Calculation
Report
Precision and Bias
Quality Guidelines
3 Keywords

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