pH-Fix 7.9-9.8 indicator sticks measuring range: pH 7.9-8.3-8.6-8.9- 9.1-9.4-9.8 pack of 100 sticks 6 x 85 mm

pH-Fix 0.3-2.3 indicator sticks measuring range: pH 0.3-0.7-1.0-1.3-1.6-1.9-2.3 pack of 100 sticks 6 x 85 mm

pH-Fix 1.7-3.8 indicator sticks measuring range: pH 1.7-2.0-2.3-2.6- 2.9-3.2-3.5-3.8 pack of 100 sticks 6 x 85 mm

NANOCONTROL Interlaboratory test consisting of interlaboratory test solution A and interlaboratory test solution B for the determination of COD, NO3-N, NH4-N and total-P incl. evaluation, documentation and certificate (In case…

NANOCONTROL Interlaboratory trial metals consisting of interlaboratory test solution A, B and C for the determination of Al, Cd, Cr, Cu, Fe, Ni, Pb and Zn incl. evaluation, documentation and…

NANOCONTROL Multistandard Sewage Outflow 2 for analytical control of low concentrations: Ammonium, COD, Nitrate, total Phosphate, total Nitrogen, consists of: 2x30 mL multistandard and 1x15 mL standard addition 100+, sufficient…

NANOCONTROL Multistandard Sewage Outflow 1 for analytical control of low concentrations: Ammonium, COD, Nitrate, total Phosphate, total Nitrogen, consists of: 2x30 mL multistandard and 1x15 mL standard addition 100+, sufficient…

NANOCONTROL Multistandard "Sewage inflow" for analytical control of medium concentrations: Ammonium, COD, Nitrate, total Phosphate, total Nitrogen, consists of: 2x30 mL multistandard and 1x15 mL standard addition 100+, sufficient for…

NANOCONTROL Multistandard "Seepage" for analytical control of high concentrations: Ammonium, COD, Nitrate, ortho- and total Phosphate consist of: 2x30 mL Multistandard and 1x15 mL standard addition 100+, sufficient for 15-300…

NANOCONTROL Multistandard "Metals 1" for analytical control of cadmium, chloride, chromium, iron, fluoride, sulfate and zinc, consists of 2x30 mL Multistandard and 1x15 mL addition solution 100+, sufficient for 15-60…