🔬 Scope and Significance The ASTM D4368-89 Standard Guide for Testing Poly(Vinyl Chloride) Resins provides a framework for evaluating PVC resins and vinyl chloride copolymers intended for coatings. The test methods listed in Table 1 have undergone interlaboratory testing per…

🧻 Scope, Classification, and Material Composition This specification, designated ASTM D4369 – 92, outlines the requirements for boxed facial tissues intended for industrial and institutional purchasers, such as government agencies, school boards, and industrial facilities. It covers a wide range…

The ASTM D4366-16 (Reapproved 2021) standard establishes procedures for evaluating the hardness of organic coatings using pendulum damping testers. These methods are fundamental for characterizing the physical properties of paints, varnishes, and related coatings applied to rigid plane surfaces, ensuring…

⚗️ Principle of Operation and Test Apparatus ASTM D4367-22 specifies a dual-column gas chromatography method with a backflush system and a flame ionization detector (FID). The liquid specimen, containing a methyl ethyl ketone (MEK) internal standard, is injected into a…

ASTM D4364-13 (Reapproved 2022) defines a standardized practice for conducting outdoor accelerated weathering tests of plastics by concentrating natural sunlight using Fresnel-reflecting concentrators. This method intensifies solar radiation to quickly evaluate material durability while preserving the fidelity of the natural…

ASTM D4365-19 defines a standardized test method for determining micropore volume and zeolite area of a zeolite-containing catalyst. The procedure measures total surface area and mesopore area, from which the zeolite area (the difference between the total and mesopore areas)…

The ASTM D4362-19 standard provides thermophysical property tables for propane, essential for process design and operations. These tables, developed by the National Institute of Standards and Technology (NIST) using REFPROP version 10.0, cover properties from 90 K to 600 K…

ASTM D4363-22 is a standard specification for thermoplastic chlorinated polyethylene (CPE) jacket compounds used as an outer covering for electrical cables. These materials are designed for cables installed at temperatures above –35 °C, with values stated in inch-pound units as…

The ASTM D4361-10 standard specifies a precise methodology for evaluating the rheological behavior of paste-type printing inks and vehicles. Using a three-roller tackmeter, this test method quantifies apparent tack, a critical parameter that correlates with an ink’s performance on high-speed…

📐 Scope and Significance of the Liquid/Solid Determination The definitive classification of a viscous material as a liquid or a solid is a critical requirement for compliance with numerous transportation, safety, and environmental regulations. ASTM D4359-90 (Reapproved 2024) establishes a…

This specification, ASTM D4360-11 (Reapproved 2019), covers methyl n-amyl ketone (98% grade) for use in paints, varnishes, lacquers, and related products. It defines the required properties, test methods, and sampling procedures to ensure material quality and consistency. 📋 Scope and…

📐 Scope and Application of D4357-96 This specification establishes the requirements for standard plastic laminates manufactured from woven-roving and woven-yarn glass fabrics. It defines the relevant testing protocols and minimum property values necessary for qualifying materials intended for structural, semi-structural,…

🧪 Scope and Application of D4358-05 ASTM D4358-05 provides a standardized test method for determining lead and chromium content in residues obtained from air sampling of lead chromate and lead silico-chromate type pigment dusts. Issued under the fixed designation D…

ASTM D4355/D4355M-21 provides a definitive accelerated laboratory method for determining the deterioration of geotextiles when subjected to light, moisture, and heat in a xenon arc-type apparatus. This test is vital for assessing the relative weatherability and durability of geotextiles used…

ASTM D4356-84 (Reapproved 2002), an American National Standard, provides a rigorous mathematical framework specifically for test methods where the determination value is calculated from measurement values by means of an equation (Section 1.1). Its primary purpose is to provide guidance…

🔍 Overview and Significance ASTM D4352-90, an American National Standard, provides a test method for determining magnetic material impurities in electrical grade magnesium oxide. Originally adopted in 1990 and reapproved in 1997, this standard is critical for quality control in…

ASTM D4354-12 (Reapproved 2020) is the established standard practice for the sampling of geosynthetics and Rolled Erosion Control Products (RECPs) for testing. It provides the fundamental framework for three distinct sampling procedures tailored to different stages of production and quality…