ASTM D2380-04(2019)

Standard Test Method for Methanol Content of Formaldehyde Solutions

SIGNIFICANCE AND USE
3.1 This test method provides a measurement of methanol content of formaldehyde solutions. The results of these measurements can be used for specification acceptance.  
3.2 This test method is applicable to 37 % formaldehyde solutions containing 0 to 2 %, 6 to 8 %, or 12 to 15 % methanol.
SCOPE
1.1 This test method provides for the calculation of the methanol content of commercially available 37 % formaldehyde solutions and is based on the relationship of specific gravity to formaldehyde and methanol content.2 Separate equations are given for three ranges of methanol: 0 to 2 %, 6 to 8 %, and 12 to 15 %.  
1.2 For purposes of determining conformance of an observed 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.  
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 For hazard information and guidance, see the supplier's Material Safety Data Sheet.  
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, health, and environmental practices and determine the applicability of regulatory limitations prior to use. Specific hazard statements are given in Section 4.  
1.6 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.

General Information

• Status: Published
• Publication Date: 31-Mar-2019
• ICS: 71.080.80 - Aldehydes and ketones
• Technical Committee: D01 - Paint and Related Coatings, Materials, and Applications
• Drafting Committee: D01.35 - Solvents, Plasticizers, and Chemical Intermediates

Relations

• Replaces: ASTM D2380-04(2011) - Standard Test Method for Methanol Content of Formaldehyde Solutions
• Effective Date: 01-Apr-2019
• Refers: ASTM E29-08 - Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
• Effective Date: 01-Oct-2008
• Refers: ASTM D2194-02(2007) - Standard Test Method for Concentration of Formaldehyde Solutions
• Effective Date: 01-Jun-2007
• Refers: ASTM D268-01(2007) - Standard Guide for Sampling and Testing Volatile Solvents and Chemical Intermediates for Use in Paint and Related Coatings and Material
• Effective Date: 01-Jun-2007
• Refers: ASTM E29-06b - Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
• Effective Date: 15-Nov-2006
• Refers: ASTM E29-06a - Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
• Effective Date: 15-Sep-2006
• Refers: ASTM E29-06 - Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
• Effective Date: 01-May-2006
• Refers: ASTM E29-04 - Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
• Effective Date: 01-Dec-2004
• Refers: ASTM E29-02e1 - Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
• Effective Date: 10-May-2002
• Refers: ASTM D268-96 - Standard Guide for Sampling and Testing Volatile Solvents and Chemical Intermediates for Use in Paint and Related Coatings and Material
• Effective Date: 10-Jul-2001
• Refers: ASTM E29-93a(1999) - Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
• Effective Date: 10-May-1999
• Referred By: ASTM D2379-09(2023) - Standard Test Method for Acidity of Formaldehyde Solutions
• Effective Date: 01-Apr-2019
• Referred By: ASTM D2378-22 - Standard Specification for Formaldehyde 50 % Grade Uninhibited and 37 % Grade Inhibited and Uninhibited
• Effective Date: 01-Apr-2019

Overview

ASTM D2380-04(2019): Standard Test Method for Methanol Content of Formaldehyde Solutions provides a reliable procedure for calculating the methanol content in 37% formaldehyde solutions. This international standard, developed by ASTM, is widely used for specification acceptance and quality control in industries that produce or use formaldehyde solutions. The method leverages the relationship between specific gravity and the proportions of formaldehyde and methanol, ensuring accurate and repeatable results across various methanol concentration ranges.

Key Topics

• Scope of Application

  • Applies to 37% formaldehyde solutions with methanol content ranges of 0 to 2%, 6 to 8%, or 12 to 15%.
  • Utilizes separate equations tailored to each methanol range for precise measurement.

• Testing Methodology

  • Methanol content is determined using specific gravity and formaldehyde content at 25°C.
  • Precision is achieved by measuring specific gravity to the fourth decimal place and formaldehyde concentration as prescribed by related ASTM methods.
  • Results are reported to the nearest 0.1% and rounded according to ASTM Practice E29.

• Significance and Use

  • Enables specification acceptance for formaldehyde solutions.
  • Provides a standardized approach to quality assurance, particularly in industries requiring stringent composition control.

• Precision and Bias

  • Demonstrates strong repeatability and reproducibility across laboratories.
  • At the 95% confidence level, differences greater than 0.3% within a laboratory and 0.5% between laboratories indicate suspect results.

• Safety Guidelines

  • Highlights the hazardous nature of formaldehyde and methanol.
  • Users must refer to the supplier’s Material Safety Data Sheet and maintain appropriate safety, health, and environmental protocols.

Applications

ASTM D2380-04(2019) is essential for a wide range of practical applications, including:

• Quality Control in Manufacturing: Used by chemical producers to verify methanol levels in formaldehyde solutions during production and before shipping.
• Purchase Specification Compliance: Assists procurement and laboratory personnel in verifying that received formaldehyde meets methanol content specifications.
• Product Development: Utilized by research and development teams to adjust formulations and ensure product consistency.
• Regulatory and Safety Compliance: Supports industrial, safety, and environmental compliance due to accurate documentation of hazardous components.

Industries that commonly use this standard include chemical manufacturing, coatings, adhesives, resins, and laboratory services where formaldehyde solutions are a key raw material.

Related Standards

For comprehensive chemical analysis and consistency in formaldehyde and methanol solution testing, several related ASTM standards are referenced:

• ASTM D268: Guide for Sampling and Testing Volatile Solvents and Chemical Intermediates for Use in Paint and Related Coatings and Material.
• ASTM D2194: Test Method for Concentration of Formaldehyde Solutions.
• ASTM E29: Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications.

Conclusion

ASTM D2380-04(2019) is a critical standard for those involved in the production, analysis, and consumption of formaldehyde solutions. Its clearly defined methodology for determining methanol content ensures reliable, consistent, and safe results, streamlining quality assurance and regulatory compliance processes in multiple industries. Adherence to this standard guarantees product reliability and safety throughout the supply chain.

Keywords: ASTM D2380, methanol content, formaldehyde solutions, specific gravity, industrial standards, quality control, chemical testing

Standards Content (Sample)

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.
Designation: D2380 − 04 (Reapproved 2019)
Standard Test Method for
Methanol Content of Formaldehyde Solutions
This standard is issued under the fixed designation D2380; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope 2. Referenced Documents
2.1 ASTM Standards:
1.1 This test method provides for the calculation of the
methanol content of commercially available 37 % formalde- D268 Guide for Sampling and Testing Volatile Solvents and
Chemical Intermediates for Use in Paint and Related
hyde solutions and is based on the relationship of specific
gravity to formaldehyde and methanol content. Separate Coatings and Material
D2194 Test Method for Concentration of Formaldehyde
equations are given for three ranges of methanol: 0 to 2 %, 6 to
8 %, and 12 to 15 %. Solutions
E29 Practice for Using Significant Digits in Test Data to
1.2 For purposes of determining conformance of an ob-
Determine Conformance with Specifications
served or a calculated value using this test method to relevant
specifications, test result(s) shall be rounded off “to the nearest
3. Significance and Use
unit” in the last right-hand digit used in expressing the
3.1 This test method provides a measurement of methanol
specification limit, in accordance with the rounding-off method
content of formaldehyde solutions. The results of these mea-
of Practice E29.
surements can be used for specification acceptance.
1.3 The values stated in SI units are to be regarded as
3.2 This test method is applicable to 37 % formaldehyde
standard. No other units of measurement are included in this
solutions containing 0 to 2 %, 6 to 8 %, or 12 to 15 %
standard.
methanol.
1.4 For hazard information and guidance, see the supplier’s
4. Hazards
Material Safety Data Sheet.
4.1 Formaldehyde and formaldehyde solutions are hazard-
1.5 This standard does not purport to address all of the
ous. Minimize exposure and contact to avoid acute effects and
safety concerns, if any, associated with its use. It is the
possible sensitizing. Consult the supplier’s Material Safety
responsibility of the user of this standard to establish appro-
Data Sheet for specific hazard information.
priate safety, health, and environmental practices and deter-
mine the applicability of regulatory limitations prior to use.
5. Procedure
Specific hazard statements are given in Section 4.
5.1 Determine the apparent specific gravity of the material
1.6 This international standard was developed in accor-
by a method that is accurate to the fourth decimal place, the
dance with internationally recognized principles on standard-
temperature of both the specimen and the water being 25 °C.
ization established in the Decision on Principles for the
See Guide D268.
Development of International Standards, Guides and Recom-
5.2 Determine the formaldehyde content of the material in
mendations issued by the World Trade Organization Technical
accordance with Test Method D2194.
Barriers to Trade (TBT) Committee.
6. Calculation
6.1 Calculate the methanol content as follows using the
This test method is under the jurisdiction of ASTM Committee D01 on Paint
appropriate equation for the expected methanol range:
and Related Coatings, Materials, andApplications and is the direct responsibility of
Subcommittee D01.35 on Solvents, Plasticizers, and Chemical Intermediates.
Current edition approved April 1, 2019. Publ
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