Semiconductor Package Integrity Testing: Methods, Standards, and Applications
Semiconductor package integrity testing verifies that an encapsulated device can reliably protect the die, interconnects, and internal environment from moisture ingress, contamination, delamination, and mechanical damage throughout its service life. Us
Read More
Determination of Semi-Volatile Organic Compounds by Chromatography: Principles, Methods, and Applica
Semi-volatile organic compounds (SVOCs) are a broad class of persistent pollutants-including PAHs, phthalates, phenols, PCBs, and flame retardants-that require specialized chromatographic techniques for accurate identification and quantification. This
Read More
Single Wire Resistivity Test Report: Standards, Test Methods, and Applications
A single wire resistivity test report documents the measured electrical resistivity of individual conductor filaments, providing objective evidence of material purity, conductivity grade, and compliance with standards such as ASTM B193, IEC 60468, and
Read More
Monocrystalline Silicon Wafer Crystal Orientation Testing
Crystal orientation testing of monocrystalline silicon wafers verifies that the wafer surface, flat, or notch is aligned with the required crystallographic plane, such as (100), (110), or (111), within tight angular tolerances. Accurate orientation con
Read More
Single Sheet Tester Maximum Permeability Testing: Principles, Standards, and Procedures
Single sheet tester maximum permeability testing is a specialized magnetic measurement technique used to determine the peak permeability of electrical steel sheets, amorphous ribbons, and other soft magnetic materials with high accuracy and minimal spe
Read More
Single Particle Crushing Strength Test: Principles, Methods, Standards, and Applications
The single particle crushing strength test measures the maximum compressive force an individual particle—such as a catalyst extrudate, adsorbent bead, iron ore pellet, or fertilizer granule—can withstand before it fractures. This essential mechanical c
Read More
Whole-Satellite Thermal Vacuum Testing: Principles, Methods, and Applications
Whole-satellite thermal vacuum testing is a critical spacecraft-level environmental test that exposes a fully integrated satellite to simulated space vacuum and extreme thermal cycling conditions before launch. This test verifies thermal control system
Read More
Printed Product Flexibility Testing: Standards, Methods, and Quality Evaluation
Printed product flexibility testing evaluates the ability of printed materials—paper, paperboard, films, labels, and functional printed layers—to withstand bending, folding, and repeated flexing without cracking, delamination, or loss of print quality.
Read More
Holding Power (Static Shear Resistance) Testing of Printed Film Self-Adhesive Labels
Holding power testing, also known as static shear resistance testing, evaluates the ability of a printed film self-adhesive label to withstand a sustained load applied parallel to the bonding surface without slipping, creeping, or detaching. This artic
Read More
Hazardous Chemicals SDS Testing: Standards, Parameters, and Compliance Guide
SDS testing for hazardous chemicals provides the verified physicochemical, toxicological, and ecotoxicological data required to classify substances and mixtures under the GHS framework and to author fully compliant Safety Data Sheets. This technical gu
Read More
Dangerous Goods Ignition Point and Flash Point Determination: Technical Principles, Testing Methods,
Ignition point (fire point) and flash point determination is a fundamental safety test used to evaluate the fire and explosion hazards of dangerous goods, including flammable liquids, solvents, coatings, and petroleum products. Accredited third-party l
Read More
Cigarette Tar Yield Analysis: NFDPM Determination, Standards, and Testing Methods
Cigarette tar yield analysis quantifies the nicotine-free dry particulate matter (NFDPM) delivered in mainstream smoke, providing the core metric for regulatory compliance, product labeling, and harm-reduction research. This article explains how tar is
Read More