Determination of Free Formaldehyde in Liquid Adhesives: Test Methods, Standards and Compliance Guide
Free formaldehyde is one of the most closely monitored chemical parameters in liquid glues and adhesives, directly impacting product safety, indoor air quality, and regulatory compliance in markets worldwide. This technical guide explains the principle
Read More
Determination of Airflow Resistance of Liquid Filter Media
Airflow resistance determination is a core quality control and characterization test for liquid filter media, quantifying the pressure drop of filter papers, nonwovens, and porous materials under controlled airflow conditions. This article explains the
Read More
Coolant Resistance Testing for Liquid Cooling Connectors: Standards, Methods, and Acceptance Evaluat
Coolant resistance testing is a critical qualification step for liquid cooling connectors used in direct-to-chip, immersion, and rack-level cooling systems for AI and high-performance data centers. This test evaluates how quick disconnect couplings, se
Read More
Coating Pyrolysis Volatile Matter Detection: Principles, Methods, and Applications
Coating pyrolysis volatile matter detection quantifies and identifies the gaseous species released when paint and coating systems are heated, using techniques such as thermogravimetric analysis (TGA) and evolved gas analysis (TGA-FTIR, TGA-MS, Py-GC/MS
Read More
Testing Principles of Coating Drying Time: Methods, Stages, and Standards
Coating drying time is one of the most critical performance parameters in paint formulation, quality control, and application engineering. This article explains the fundamental testing principles of coating drying time, covering the distinct drying sta
Read More
Analysis of Ethylene Glycol Residue Content in Coatings: Principles, Methods, and Applications
Ethylene glycol residue analysis is a critical safety and quality procedure for manufacturers, regulators, and buyers of waterborne and solvent-borne coatings. This article explains why residual ethylene glycol matters, which coating products and raw m
Read More
Coating Adhesion Testing According to Chinese National Standards (GB): Methods, Procedures, and Eval
Coating adhesion testing according to Chinese National Standards (GB) is a critical quality control step for evaluating the bond strength between paints, coatings, and substrates in industries such as automotive manufacturing, home appliances, architec
Read More
Coating and Thin Film Adhesion Analysis: Testing Methods, Standards, and Applications
Coating and thin film adhesion analysis evaluates the bonding strength between a deposited layer and its substrate, a critical parameter that governs the durability, corrosion resistance, and long-term reliability of coated components. Accredited third
Read More
Coating Adhesion Pull-Off Testing: Standards, Procedures, and Applications
Coating adhesion pull-off testing is a quantitative, destructive test method that measures the tensile bond strength between a coating system and its substrate, with results expressed in MPa or psi. Governed by internationally recognized standards such
Read More
Coating Fracture Strength Evaluation: Testing Methods, Standards, and Applications
Coating fracture strength evaluation quantifies the stress at which a coating cracks, spalls, or delaminates from its substrate, providing essential data for product design, qualification, and service-life prediction. Accredited third-party laboratorie
Read More
Coating Vibration-Combustion Dynamic Response Testing: Principles, Methods, and Applications
Coating vibration-combustion dynamic response testing evaluates how protective and functional coatings behave when subjected to simultaneous mechanical vibration and high-temperature combustion environments. This specialized testing methodology is esse
Read More
Coating Thickness Inspection Standards: Testing Methods, Specifications, and Acceptance Criteria
Coating thickness inspection standards define the standardized procedures, measurement techniques, and acceptance criteria used to verify that painted, plated, anodized, and galvanized coatings meet specified thickness requirements. This article summar
Read More