admin

📐 Scope, Terminology, and Referenced Documents ASTM D3686−20, officially titled “Standard Practice for Sampling Atmospheres to Collect Organic Compound Vapors (Activated Charcoal Tube Adsorption Method),” provides a standardized protocol for the collection of airborne organic vapors in workplace atmospheres. This…

ASTM D3687-19, issued under the fixed designation D3687, is a standard test method under the jurisdiction of ASTM Committee D22 on Air Quality and the direct responsibility of Subcommittee D22.04 on Workplace Air Quality. This method specifically describes the extraction…

ASTM D3684-01 (Reapproved 2006) is the standard test method for determining total mercury in coal using oxygen bomb combustion and atomic absorption analysis. This method is critical for environmental monitoring of mercury emissions from coal combustion. 🔬 Test Method Overview…

ASTM D3685/D3685M −13 (Reapproved 2021) defines standard test methods for determining the mass emission rates of particulate matter and collected residue in gaseous streams, utilizing either in-stack (Test Method A) or out-of-stack (Test Method B) sampling techniques. These methods are…

📐 Test Method Scope and Classification ASTM D3682-21 provides a standardized protocol for the analysis of commonly determined major and minor elements in combustion residues from coal utilization processes. Under the jurisdiction of Committee D05 on Coal and Coke, this…

ASTM D3683 – 11 provides a standardized method for the determination of several trace elements in coal and coke ash using atomic absorption spectrometry. This method is under the jurisdiction of ASTM Committee D05 on Coal and Coke and is…

📐 Scope and Terminology ASTM D3681-23 is issued under the fixed designation D3681, with the number indicating the year of adoption or revision. This test method covers the determination of chemical-resistant properties of fiberglass pipe in a deflected condition for…

📜 Scope and Significance ASTM D368-89 (AASHTO T86) defines the hydrometer test method for measuring the specific gravity of oil-type preservatives. This method is used primarily to verify the conformance of creosote and creosote-coal tar solutions against material specifications D390…

🔬 Scope and Summary of Test Method ASTM D3680-89 (Reapproved 1996, with editorial changes made in November 1996) is a standard test method specifically designed to determine the residual vinyl chloride monomer (VCM) content in poly(vinyl chloride) (PVC) resins, compounds,…

The ASTM D3678-19 standard establishes requirements for rigid poly(vinyl chloride) (PVC) interior-profile extrusions, focusing on material properties, dimensional stability, and extrusion quality for interior building products. It excludes cellular products, piping, tubing, and window/door profiles. Recycled PVC is permitted in…