Laboratory analysis standard – used for instrument calibration, must be accompanied by certification documents (CoA) ，
Industrial-grade special lubricant – compliant with specific ISO standards, requiring MSDS and TDS documents ，
Controlled pH buffer solution/conductivity standard solution – laboratory daily consumables， Hazardous goods storage cabinets (flammable, corrosive) – require UL certification，EPA-registered industrial disinfectant – commercial grade ，Calibrated measuring tools – micrometers and calipers come with NIST traceability certificates ，Process control instrument accessories – sensors and transmitter modules of specific models ，Certified chemicals and standards, NIST traceable standard solutions, USP-grade chemicals, pH buffers, cell culture media etc.