Physical Address
304 North Cardinal St.
Dorchester Center, MA 02124
The ASTM D2765-16 standard (Reapproved 2024) provides definitive procedures for characterizing the degree of crosslinking in ethylene plastics. By measuring the gel content (the insoluble polymer fraction after solvent extraction) and, for Test Method C, the swell ratio, manufacturers and…
This standard, designated D2766−95 (Reapproved 2009), provides a rigorous calorimetric methodology for determining the specific heat of liquids and solids. Governed by ASTM Subcommittee D02.L0.07, it is widely utilized in the petroleum, lubricants, and high-performance fluids industries and is formally…
📐 Scope and Significance This standard (D2764-20) defines an empirical test method for measuring the dimethylformamide-insoluble (DMF-I) content in tar and pitch. The test is crucial for evaluating and characterizing these materials, providing a rapid and reasonably accurate way to…
⚗️ Scope and Summary of Test Method D2760-70 The ASTM D2760-70 (Reapproved 1997) standard defines a single-step, accelerated test method for determining the distribution of phosphate species in condensed alkali phosphates. Specifically optimized for separating tripolyphosphate and trimetaphosphate, this method…
🧪 Scope and Summary of ASTM D2761-89 ASTM D2761 – 89 (Reapproved 1998), officially titled the “Standard Test Method for Analysis of Sodium Triphosphate by the Simplified Ion Exchange Method,” provides a standardized procedure for the determination of ortho-, pyro-,…
ASTM D2759-00, reaffirmed in 2017, establishes a standardized practice for collecting gas samples from the gas space above the insulating liquid in transformers operating under positive pressure. This practice is essential for obtaining representative samples to analyze gas composition and…
🔬 Scope and Applicable Fiber Types ASTM D276-12 provides standardized test methods for the identification of textile fibers commercially utilized in the United States. The standard’s scope encompasses a wide array of fiber types, classified under the generic names approved…
📜 Scope, Definitions, and Material Classification ASTM D2757-86 (Reapproved 1999) provides a comprehensive specification for impervious steatite ceramics tailored for low electrical loss characteristics in electronic and electrical applications. The standard classifies these materials into four distinct types—Type I, Type…
📐 Test Method Scope and Apparatus ASTM D2758‑94 covers a full‑scale clean engine test designed to evaluate corrosion protection and inhibitor stability of engine coolants under simulated heavy‑duty driving conditions. The test apparatus includes a standard passenger car engine mounted…
The ASTM D2755-90 standard (Reapproved 1997) defines the authoritative method for obtaining representative test samples from large lots of electrical grade magnesium oxide (MgO). This method ensures that the sample accurately reflects the bulk material’s particle size distribution and physical…