Liquefied Petroleum Gas (LPG) Steel Cylinder Testing: Standards, Testing Items, Methods, and Applica
Liquefied petroleum gas (LPG) steel cylinder testing is a mandatory safety procedure that verifies the structural integrity, pressure resistance, and leak-tightness of refillable welded steel cylinders used for domestic, commercial, and industrial gas
Read More
Temperature Resistance Testing of Liquid Lens Electrode Plates: Standards, Methods, and Evaluation C
Temperature resistance testing of liquid lens electrode plates is a critical reliability verification step for electrowetting-based optical modules, ensuring that transparent conductive electrodes and their coatings can withstand thermal stress during
Read More
Viscosity Determination of Liquid Sulfomethylated Phenolic Resin: Testing Methods, Standards, and Qu
Viscosity determination of liquid sulfomethylated phenolic resin (SMP) is a fundamental quality control test for this widely used high-temperature filtration control additive in water-based drilling fluids. Accurate viscosity measurement, typically per
Read More
Determination of Ammonia Generation Amount in Liquid Samples: Principles, Methods, and Applications
Determination of ammonia generation amount in liquid samples is a vital analytical procedure that quantifies the ammonia released or accumulated in aqueous systems through enzymatic, microbial, or chemical processes. This technical article explains the
Read More
Coating Conductivity Measurement: Principles, Standards, and Testing Methods
Coating conductivity measurement quantifies the ability of liquid paints, powder coatings, and cured films to conduct electrical current, a parameter that directly governs electrostatic application efficiency, static control performance, corrosion prot
Read More
Mercury Content Testing in Coatings: Standards, Methods, and Compliance Requirements
Mercury content testing in coatings is a critical quality and regulatory control step that protects human health and enables manufacturers to meet mandatory limits under Chinese national standards, RoHS, REACH, and international toy safety regulations.
Read More
Determination of Solid Content in Coatings: Standards, Methods, and Laboratory Testing Guide
Solid content, also known as non-volatile matter content, is one of the most fundamental quality parameters of coatings, directly governing film formation, spreading rate, VOC emissions, and cost efficiency. This article explains how the solid content
Read More
VOC Testing and Analysis Projects for Coatings: Standards, Samples, Methods, and Applications
Volatile organic compound (VOC) testing has become a mandatory compliance and quality control requirement for coating manufacturers, formulators, and importers across global markets. This technical article provides an in-depth analysis of coating VOC t
Read More
High and Low Temperature Environmental Testing for Coatings and Platings: Standards, Methods, and Ev
High and low temperature environmental testing is an essential reliability verification method used to confirm that coatings and platings can withstand extreme thermal conditions without cracking, delamination, oxidation, or loss of adhesion. By simula
Read More
Coating Abrasion Resistance Cyclic Testing: Methods, Standards, and Applications
Coating abrasion resistance cyclic testing is a laboratory procedure that quantifies how surface coatings withstand repeated mechanical wear under controlled load, speed, and abrasive conditions. By subjecting coated specimens to standardized abrasion
Read More
Coating Cross-Cut Test Analysis: A Complete Guide to Adhesion Testing Methods and Standards
The coating cross-cut test, also known as the cross-hatch adhesion test, is one of the most widely used methods for evaluating the adhesion strength of paints, coatings, and surface finishes on various substrates. This comprehensive guide analyzes the
Read More
Coating Vibration and Combustion Environmental Adaptability Testing: Standards, Methods, and Applica
Coating vibration and combustion environmental adaptability testing evaluates how protective, decorative, and functional coatings maintain their integrity, adhesion, and fire performance under mechanical stress and thermal-fire exposure. This comprehen
Read More