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Significance and Use
4.1 This test method provides a measurement of formaldehyde content (assay) of formaldehyde solutions. The results of these measurements can be used for specification acceptance.
1. Scope
1.1 This test method covers the determination of the formaldehyde content of commercially available formaldehyde solutions ranging in concentration from 36 to 55 weight %.
1.2 For purposes of determining conformance of an observed value or a calculated value using this test method to relevant specifications, test result(s) shall be rounded off “to the nearest unit” in the last right-hand digit used in expressing the specification limit, in accordance with the rounding-off method of Practice E29.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
ASTM Standards
D1193 Specification for Reagent Water
E29 Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
ICS Code
ICS Number Code 71.080.80 (Aldehydes and ketones)
UNSPSC Code
UNSPSC Code 12352501(Formaldehydes)
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DOI: 10.1520/D2194-02R12
Citation Format
ASTM D2194-02(2012), Standard Test Method for Concentration of Formaldehyde Solutions, ASTM International, West Conshohocken, PA, 2012, www.astm.org
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