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4-Amino-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one... Content 100 piece(s) (€2.81 / 1 piece(s))
€281.00
Perchloric Acid 0.1 mol/l (0.1N) in acetic acid... Content 2500 piece(s) (€0.08 / 1 piece(s))
€199.40
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Mineral Stabilizer Solution, 500 mL, For the determination of ammonium and Kjeldahl total nitrogen using the Nessler method. 500 mL bottle.
€84.90
Mineral stabiliser solution, 50 mL, SCDB For the determination of ammonium and total Kjeldahl nitrogen according to the Nessler method.
€27.70
Cobalt Chloride Solution, 500 mL Cobalt-chloride solution, 500 mL bottle. For zero point calibration of dissolved oxygen, for linearization of spectrophotometers.
€85.70
Calcium standard solution, 1000 mg/L... Calcium chloride standard solution for checking the accuracy of calcium hardness determinations.
€51.00
Primary standard, nitrogen, set of 3 This set can be used to test the accuracy of crude protein determinations and the efficiency of digestion yield in total nitrogen and TKN processes. Set of three 25 g standards: Ammonium p-toluenesulfonic acid (ammonium PTSA), glycine...
€230.00
Alkaline Cyanide Reagent Solution, 50 mL For the determination of manganese in low concentrations.
€27.80
Potassium chromate solution, 50 g/L, 500 mL Indicator for chloride determination by argentometric titration
€56.50
Sodium hydroxide solution, 1.00N, 100 mL Sodium hydroxide solution for pH adjustment, versatile use. Used to detect total and acid hydrolyzable phosphate in Test'N Tube procedures.
€24.30
Ferrous ammonium sulfate standard solution,... Titrant for COD determination by reflux digestion
€42.30
Magnesium Sulfate Solution for BOD, 500 mL Dilution water component for the determination of the biochemical oxygen demand, APHA formulation
€13.30
Ferric Chloride Solution for BOD, 1 L Dilution water component for the determination of the biochemical oxygen demand, APHA formulation
€27.70
Potassium Iodide Solution, 10%, 100 g/L, 500 mL, Potassium iodide solution, 10 %. 100 g/L, 500 mL
€45.20
Solution, sodium citrate, 500 mL, For the elimination of interference by phosphates in silica determinations. 500 mL bottle.
€31.60
Solution, lead acetate 10%, 100 mL Reagent for arsenic and selenium determination. APHA formulation
€35.80
ECR Masking Reagent Solution, 25 mL For the determination of aluminium according to the Eriochrom Cyanin R method.
€23.00
Sodium thiosulfate, pentahydrate, 454 g ACS reagent quality, CAS No. 10102-17-7, Na2S2O3.5H2O, FM = 248.18. Assay: 99.5 - 101.0 %. Suitable for dechlorination of water samples and preparation of titrants.
€50.30
Potassium persulfate, 454 g ACS-Qualität, CAS-Nr. 7727-21-1, K2S2O8, FM = 270,33. Assay: ≥ 99,0%
€84.10
Sodium thiosulfate, 2.12 N, 100 mL For determining the concentration of hypochlorite (bleach) in the high measuring range by drop count titration
€50.30
Ampules, AccuVac®, blank, 25 pieces Empty Accuvac ampoules for the determination of sample blank values. Pack of 25 ampoules.
€37.52
Calibration kit, Stablcal turbidity standards,... Calibration kit for Stablcal Standards, for 2100AN and 2100AN IS laboratory turbidimeters. USEPA approved for calibration purposes. Stablcal Turbidity Standards with stabilised formazine are true formazine dilutions designed for use in...
€836.00