BIOSHELL, a sub-branch of BIOCHEM CHINA LLC. is focusing on online water quality instruments and Biochem Technology (Shanghai) Co.,Ltd is fully in charge of the sales and all related services of BIOSHELL instruments. Currently we offer S470-A for online NH4-N analyzing, S470-N for online NO3-N analyzing, S470-D for NH4-N/NO3-N analyzing, S423OPT for online DO analyzing, S461S for online SS analyzing, which also provides a stable water quality parameter measuring and sampling solution for Biochem BIOS II and BACS system.
