MassSupply - Discounted lab, cleanroom and safety supplies. MG Scientific - Distributors of a full line of laboratory equipment for life science, environmental, chemical, pharmaceutical and government labs. Metrohm - Potentiometric titrators, voltammetric and polarographic apparatus, Karl Fischer titrators, ion chromatography, meters for pH, conductivity and ion concentration. Millipore Filters - Filtration and purification products available. Markson LabSales - Laboratory products for chromatography, filtration, glassware and plasticware, refractometry, temperature, water analysis, weighing and pH measurement. Mindex Ltd - General chemistry laboratory reagents and equipment. MidSci - Distributor of a range of laboratory equipment and supplies, plastics, kits and reagents and tissue culture supplies.