Determination Methods for the Coefficient of Kinetic Friction: Principles, Standards, and Testing Pr
The coefficient of kinetic (dynamic) friction quantifies the sliding resistance between two surfaces and is a decisive quality parameter for plastic films, paper, rubber, textiles, and floor coverings. This technical guide explains how accredited third
Read More
Animal Room Temperature and Humidity Measurement: Standards, Testing Items, and Methods
Animal room temperature and humidity measurement is a fundamental environmental qualification and monitoring activity for laboratory animal facilities, verifying that vivarium conditions remain within the limits specified in GB 14925 and internationall
Read More
Animal Thermal Imaging Testing: Non-Invasive Infrared Thermography for Veterinary and Livestock Heal
Animal thermal imaging testing is a non-contact, non-invasive diagnostic technique that uses infrared thermography to map and quantify the surface temperature distribution of animals for health, welfare, and physiological assessment. By detecting subtl
Read More
Animal Vaginal Degradation Standard Testing for Medical Devices: Standards, Methods, and Application
Animal vaginal degradation standard testing evaluates the in vivo biodegradation behavior of vaginal medical devices and biomaterials—such as vaginal rings, meshes, films, and mucoadhesive inserts—using validated animal models and internationally recog
Read More
Tributyltin (TBT) and Organotin Compound Testing in Additives: Methods, Standards, and Regulatory Co
Tributyltin (TBT) is one of the most strictly regulated organotin compounds found in additives such as PVC stabilizers, catalysts, biocides, and antifouling agents, and its presence in consumer and industrial products is limited to trace levels by majo
Read More
Cladding Material Assembly Failure Analysis: Methods, Standards, and Applications
Cladding material assembly failure analysis is a systematic engineering investigation that identifies the root causes of degradation, leaking, or rupture in nuclear fuel cladding tubes, weld joints, and associated structural components. By combining no
Read More
Variable Frequency Vibration Durability Testing of Transport Packages: Methods, Standards, and Appli
Variable frequency vibration durability testing evaluates the ability of transport packages and unit loads to withstand sinusoidal sweep vibration encountered throughout the distribution environment. Performed in accordance with standards such as GB/T
Read More
Photodegradation Performance Testing of Packaging Materials
Photodegradation performance testing evaluates how packaging materials such as polyethylene films, oxo-degradable plastics, and coated substrates break down under ultraviolet radiation, heat, and moisture. Using accelerated weathering equipment that co
Read More
Packaging Material Tear Testing Equipment: Technical Overview, Standards, and Applications
Packaging material tear testing equipment is designed to measure the tear resistance of films, laminates, papers, and flexible packaging structures, providing critical data for quality control and material qualification. By evaluating how packaging wit
Read More
Packaging Material Light Transmittance Testing: Sampling, Standards, and Methods
Light transmittance testing measures how much visible and ultraviolet light passes through packaging materials, a critical parameter for protecting photosensitive foods, pharmaceuticals, and cosmetics from photodegradation. This guide explains represen
Read More
Recycled PE Melt Index Determination: Standards, Methods, and Quality Control
Melt index (melt flow rate) testing is the single most widely used quality-control measurement for recycled polyethylene, quantifying how easily post-consumer or post-industrial recyclate flows under standardized temperature and load conditions. Perfor
Read More
Determination of Molecular Weight Distribution of Recycled Materials
Molecular weight distribution (MWD) determination is a critical analytical technique for evaluating the quality, processability, and degradation level of recycled plastic materials. Using gel permeation chromatography (GPC/SEC) and related methods, acc
Read More