Anti-corrosion Coating Testing
2026-07-09Anti-corrosion coating testing per ISO 12944 — salt spray (ISO 9227), cyclic corrosion (Part 6), offshore (Part 9), cathodic disbondment (ISO 15711), mapped to C1–CX and L/M/H/VH.
Hexavalent chromium (Cr(VI)) testing
2026-07-03Hexavalent chromium Cr(VI) testing: GB 30981.2-2025 (coatings, new 8 mg/kg limit) and GB 26572-2025 (RoHS, ≤1000 mg/kg, expanded to 10 substances) — speciation-specific, not total chromium — Beijing ZKGX.
medical ultrasound coupling gel testing
2026-06-25Medical ultrasound coupling gel testing per YY 0299: acoustic impedance 1.5 MRayl, speed of sound 1540 m/s, attenuation, viscosity, pH, microbial, biocompatibility ISO 10993. CMA/CNAS.
Silica Testing per OSHA ID-142
2026-06-24Silica testing per OSHA ID-142 / NIOSH 7500 / GBZ 2.1: RCS quartz cristobalite tridymite, 50 ug/m3 PEL, XRD FTIR, 8-jurisdiction limits, cyclone 2.7 L/min. CMA/CNAS.
Cellulose Ether Testing: MC, HPMC, CMC per GB 1886 & USP
2026-06-24Cellulose ether testing (MC E461 / HPMC E464 / CMC E466): GB 1886.109 + USP monograph + Zeisel HI-GC methoxyl, viscosity 80-120%, thermal gel, AOAC 991.43. CMA/CNAS.
Melatonin Testing USP Monograph & GB/T 5009.170
2026-06-23Melatonin testing per USP monograph / GB/T 5009.170: HPLC assay 98.5-101.5%, 5-MT impurity, dissolution 75%, forced degradation, SAMR filing. CMA/CNAS lab.
Low-borosilicate glass testing
2026-06-22Low-borosilicate glass testing under ISO 3585, ASTM E438, ISO 719/720 grain hydrolytic resistance (HGB classes), USP <660> Type I/II/III surface glass test at 98.5°C, the YBB pharmaceutical framework (low-borosilicate as a recognised category), thermal ex
Cosmetics testing
2026-06-22Cosmetics testing under EU Regulation 1223/2009, U.S. MoCRA, China CSAR (Order 727) and the Safety and Technical Standards (2015), and Japan PMDA — microbiological limits (500/1000 CFU/g), heavy metals by ICP-MS (Pb 10, As 2, Hg 1, Cd 5 mg/kg), the ISO 11
Fire-resistant coating testing
2026-06-08What Is Fire-Resistant Coating Testing and Why It MattersFire-resistant coating testing verifies tha
Insulating Oil Testing
2026-06-08What Is Insulating Oil Testing and Why Does It MatterInsulating oil testing is the systematic analys
Sealant Testing
2026-06-08What Is Sealant Testing and Why Does It MatterSealant testing is the systematic evaluation of sealan
Feed Additive Testing
2026-06-06What Is Feed Additive Testing and Why Does It Matter?Feed additive testing is the systematic evaluat
Rust preventive oil testing
2026-06-04What Is Rust Preventive Oil Testing and Why Does It MatterRust preventive oil testing is the systema
Cutting fluid testing
2026-06-02Cutting fluid testing is the systematic analysis of metalworking fluids (MWFs) used in machining, gr
Gear oil testing
2026-06-02Gear oil testing is the systematic analysis of lubricating oils used in gearboxes, drive systems, an
Thermal oil testing
2026-06-02Thermal oil testing is the systematic laboratory analysis of heat transfer fluids (also known as the
Jet fuel testing
2026-06-02Jet fuel testing is the comprehensive analytical process of evaluating aviation turbine fuel against
Cement testing
2026-06-02Cement testing is the systematic evaluation of hydraulic cement's physical and chemical properti
Adhesive testing
2026-05-28What Is Adhesive Testing?Adhesive testing is the systematic evaluation of an adhesive's physical
Lubricating oil testing
2026-05-28What Is Lubricating Oil Testing?Lubricating oil testing is the laboratory analysis of a lubricant
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