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📐 Scope and Terminology for ASTM D1980 ASTM D1980-87 (Reapproved 1998) defines a standard procedure for measuring the acid value of fatty acids and polymerized fatty acids. This method is primarily applied to drying oils and their saponified derivatives to…
🧪 Scope and Principle of Test This standard, designated ASTM D1981-11 (Reapproved 2020), provides a specific method for measuring the Gardner color of tall oil fatty acids following controlled thermal stress. The test procedure subjects a specimen to a temperature…
📐 Test Method Scope and Principles ASTM D1979-97 describes a standardized procedure for determining the free formaldehyde content in amino resins and their aqueous or non-aqueous solutions. The method is designed to detect free formaldehyde levels ranging from approximately 0.02…
ASTM D198-22, under the jurisdiction of ASTM Committee D07 on Wood, provides standard test methods for static tests of lumber in structural sizes. Originally approved in 1924, this standard has been continuously updated to include modern wood-based products like structural…
🧪 Hydrofluoric/Sulfuric Acid Decomposition ASTM D1977-22 outlines the standard procedure for decomposing FCC equilibrium catalysts for the subsequent determination of nickel and vanadium. The test specimen, in its “as received” state, is treated with a mixture of hydrofluoric and sulfuric…
🔬 Scope and Significance of Standard D1978‑91 ASTM D1978‑91 (Reapproved 2018) serves as a practical guide for selecting the appropriate ASTM test methods to evaluate and maintain the performance of electrocoating baths. The standard outlines the critical parameters—specifically acid/base milliequivalent…
📐 Overview and Scope of ASTM D1975-21 ASTM D1975-21 provides a standardized test method for indicating the environmental stress crack resistance (ESCR) of plastic injection molded open head pails, their covers, and associated components. This test method is designed to…
ASTM D1976-20 is a standard test method under the direct jurisdiction of ASTM Committee D19 on Water. It specifies the procedure for determining dissolved, total-recoverable, and total elements in a wide variety of water matrices using inductively-coupled plasma atomic emission…
📐 Scope and Purpose of D1972-97 ASTM D1972-97 (Reapproved 2005) is a standard practice for the generic marking of plastic products. It establishes a uniform system for identifying the polymer(s) used in fabricated items through standardized abbreviated terms. This system…
ASTM D1974/D1974M – 22, originally approved in 1991 and revised in 2022, describes several methods for closing, sealing, and reinforcing fiberboard (solid and corrugated, excluding triple wall) shipping boxes. One or several methods listed in this practice may be referenced…