Chemsolute pH buffer with colour coding (20 °C), pH 7.00, green, 1L Back Catalog number: 1127-1L Availability: In the manufacturer's stock Price on request - + Recommended 18901218 3.0 mol KCl 250mL, 3.0mol KCl pH/ORP electrode so 320,00 Kč 18901189 DDJS-0.01VT ultra-low conductivity probe 3 720,00 Kč MA9305 Pack of 100 x 1.4V batteries. Price on request