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Leather Chemical & Physical Tests ASTM D1119 Standard Test Method for Ash Content in LeatherASTM D2061 Standard Test Method for Shrinkage Temperature of LeatherASTM D2097 Color Fastness Testing of LeatherASTM D2097 Standard Test Method for Flex Resistance of LeatherASTM D2204 Standard Guide for Sampling Leather for TestingASTM D2206 Standard Test Method for Thickness of LeatherASTM D2209 Standard Test Method for Tensile Strength of LeatherASTM D2240 Standard Test Method for Water RepellencyASTM D2616 Standard Test Method for Density of LeatherASTM D3359 Standard Test Method for Adhesion of CoatingsASTM D3456 Standard Test Method for Fat Content in LeatherASTM D3456 Standard Test Method for Fat LiquoringASTM D3725 Standard Test Method for Chromium Content in LeatherASTM D3795 Standard Test Method for Water Vapor Permeability of LeatherASTM D4039 Standard Test Method for Grain Crack Strength of LeatherASTM D4138 Standard Test Method for Dye Content of LeatherASTM D4312 Standard Test Method for Chromium(VI) in LeatherASTM D4705 Standard Test Method for Tear Resistance of LeatherASTM D5058 Standard Test Method for pH Value of LeatherASTM D5070 Standard Test Method for Colorfastness to RubbingASTM D5196 Standard Test Method for Formaldehyde Content of LeatherASTM D5197 Standard Test Method for Free Formaldehyde ContentASTM D5729 Standard Test Method for Thickness MeasurementASTM D573 Standard Test Method for Shrinkage Temperature of LeatherASTM D6246 Standard Test Method for Chemical Residues in LeatherASTM D6247 Standard Test Method for Chlorophenols in LeatherASTM D6297 Standard Test Method for Colorfastness of LeatherASTM D6547 Standard Test Method for Sulfur Compounds in LeatherASTM F726 Standard Practice for Testing Leather for CytotoxicityASTM F813 Standard Practice for Cytotoxicity Testing of LeatherISO 105-A01 Leather — Test for color fastness to waterISO 105-B02 Leather — Test for color fastness to artificial lightISO 105-X12 Leather — Test for color fastness to rubbingISO 10993-10 Leather — Biological Evaluation for Skin IrritationISO 10993-5 Leather — Biological Evaluation for CytotoxicityISO 11998 Leather — Determination of Formaldehyde ContentISO 12586 Leather — Determination of Sulfur CompoundsISO 14370 Leather — Determination of Free FormaldehydeISO 14372 Leather — Determination of ChlorophenolsISO 17075 Leather — Determination of Chromium(VI) ContentISO 17234 Leather — Determination of Restricted SubstancesISO 20108 Leather — Determination of Chromium ContentISO 2409 Leather — Testing of Coating AdhesionISO 2412 Leather — Measurement of ThicknessISO 2414 Leather — Determination of Shrinkage TemperatureISO 2415 Leather — Physical and mechanical tests — Determination of tensile strength and elongationISO 2416 Leather — Chemical tests — Determination of Fat ContentISO 2416 Leather — Determination of Fat LiquoringISO 2417 Leather — Chemical tests — Determination of pH valueISO 2418 Leather — Determination of Water ContentISO 2418 Leather — SamplingISO 2419 Leather — Determination of Water Vapor PermeabilityISO 2419 Leather — Physical and mechanical tests — Sample preparation and conditioningISO 2431 Leather — Determination of Water ResistanceISO 2439 Leather — Determination of Flex ResistanceISO 4044 Leather — Determination of Ash ContentISO 4045 Leather — Preparation of Test SpecimensISO 4047 Leather — Determination of Dye ContentISO 4674 Leather — Physical and mechanical tests — Determination of tear loadISO 5402 Leather — Determination of Grain Crack Resistance

Leather Chemical Physical Tests Laboratory Testing Service: A Comprehensive Guide

The Leather Chemical Physical Tests laboratory testing service provided by Eurolab is governed by a range of international and national standards that ensure the accuracy, reliability, and consistency of test results. This section provides an overview of the relevant standards, their scope, and the legal and regulatory framework surrounding this testing service.

International Standards

  • ISO 6493:1998 - Leather - Determination of tensile strength (ISO)
  • ASTM D1307-15 - Standard Test Methods for Tensile Properties of Fabrics (ASTM)
  • EN 14970:2010 - Leather and leather products - Determination of tensile strength (EN)
  • TSE L 1/2:2006 - Turkish Standards Institution, Leather and Leather Products (TSE)
  • National Standards

  • BS EN 14970:2010 - British Standard for Leather and Leather Products
  • DIN EN 14970:2010 - German National Standard for Leather and Leather Products
  • Standard Development Organizations

    The standard development organizations responsible for these standards include:

  • International Organization for Standardization (ISO)
  • American Society for Testing and Materials (ASTM)
  • European Committee for Standardization (CEN)
  • These organizations work together to develop, maintain, and publish international and national standards that ensure consistency and accuracy in testing.

    Evolution of Standards

    Standards evolve over time as new technologies, materials, and testing methods emerge. The standard development process involves a collaborative effort between experts from various industries, regulatory bodies, and laboratories.

    Scope and Compliance Requirements

    The scope of each standard is specific to the test method or parameter being measured. For example:

  • ISO 6493:1998 specifies the test method for determining tensile strength in leather.
  • ASTM D1307-15 provides a comprehensive guide for measuring tensile properties of fabrics.
  • Compliance with these standards is essential for laboratories, manufacturers, and regulatory bodies to ensure accurate and reliable test results. Non-compliance can lead to inaccurate or misleading test data, which may compromise product safety, quality, and consumer confidence.

    Industry-Specific Examples

    The leather industry requires compliance with international and national standards for testing chemical and physical properties of leathers. For instance:

  • Automotive manufacturers require strict compliance with ISO 6493:1998 for tensile strength measurements.
  • Footwear manufacturers must adhere to ASTM D1307-15 for measuring tensile properties.
  • Consequences of Non-Compliance

    Non-compliance with standards can lead to:

  • Inaccurate or misleading test data
  • Compromised product safety and quality
  • Loss of consumer confidence and trust
  • Regulatory non-compliance, fines, or penalties
  • In summary, the Leather Chemical Physical Tests laboratory testing service provided by Eurolab is governed by a range of international and national standards that ensure accuracy, reliability, and consistency in test results.

    The Leather Chemical Physical Tests laboratory testing service is essential for various industries, including:

  • Automotive: to ensure tensile strength and durability of leather components
  • Footwear: to measure tensile properties and ensure product safety
  • Furniture: to determine chemical resistance and durability of leather finishes
  • Why This Test Is Needed

    This test is necessary for several reasons:

    1. Product Safety: Accurate measurement of tensile strength, chemical resistance, and other physical properties ensures product safety and compliance with regulatory requirements.

    2. Quality Assurance: Standardized testing methods ensure consistency in test results, enabling manufacturers to monitor and improve product quality.

    3. Regulatory Compliance: Compliance with international and national standards is mandatory for laboratories, manufacturers, and regulatory bodies.

    Consequences of Not Performing This Test

    Non-compliance can lead to:

  • Inaccurate or misleading test data
  • Compromised product safety and quality
  • Loss of consumer confidence and trust
  • In conclusion, the Leather Chemical Physical Tests laboratory testing service provided by Eurolab is essential for ensuring product safety, quality assurance, and regulatory compliance in various industries.

    This section provides a detailed explanation of how the test is conducted, including:

  • Testing equipment and instruments used
  • Testing environment requirements
  • Sample preparation procedures
  • Measurement and analysis methods
  • Calibration and validation procedures
  • Quality control measures during testing
  • Step-by-Step Explanation

    1. Sample Preparation: Leather samples are prepared according to standardized procedures to ensure consistency in test results.

    2. Testing Equipment: High-quality testing equipment is used, including tensiometers, spectrophotometers, and other specialized instruments.

    3. Testing Environment: The testing environment is controlled for temperature, humidity, pressure, and other parameters to ensure accuracy and reliability.

    4. Measurement and Analysis Methods: Tensile strength, chemical resistance, and other physical properties are measured using standardized methods and analysis techniques.

    Quality Control Measures

    To ensure accurate and reliable test results:

  • Laboratories must adhere to strict quality control procedures
  • Equipment calibration and validation must be performed regularly
  • Standardized testing methods must be used
  • Test Results Interpretation

    Test results are interpreted according to the relevant standard, taking into account factors such as tensile strength, chemical resistance, and other physical properties.

    In conclusion, the Leather Chemical Physical Tests laboratory testing service provided by Eurolab involves a rigorous process that ensures accuracy, reliability, and consistency in test results.

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