Helium Leak Detector&Liquid Chromatography Instrument Manufacturer

Customer Background A dye manufacturer and its third-party testing partner needed to bring their hexavalent chromium testing in line with the newly issued Chinese standard GB/T 47088-2026. Dyestuffs are used throughout textile dyeing, home textiles and apparel, so any Cr(VI) residue travels with the ...

Customer Background A regional water quality monitoring laboratory is responsible for the routine testing of tap water, treated plant effluent and industrial utility water. With the implementation of China's Standards for Drinking Water Quality (GB 5749-2022), the laboratory must reliably verify ...

Project Background Nitroimidazoles are synthetic antibacterial and antiprotozoal drugs that inhibit anaerobic bacteria and trichomonads effectively. They were once widely used in livestock and aquaculture to control digestive infections and protozoal disease, improving survival rates. Yet the parent ...

Project Background Caffeine is a naturally occurring methylxanthine alkaloid found in coffee beans, tea leaves and cocoa, and it is one of the most widely used functional additives and characteristic flavour compounds in carbonated soft drinks, energy drinks, tea beverages and ready-to-drink coffee. ...

Preface Sulfur compounds are key odor-causing and toxic/harmful pollutants in ambient air, mainly released via fugitive emissions from the chemical, petrochemical, wastewater treatment, waste disposal and pharmaceutical industries. Their extremely low odor threshold means even trace concentrations ...