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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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Chloride Standard Solution, 100 mg/L, 1 L, Standard solutions for ion-selective electrodes (ISE), for laboratory analyses ISE standard solution. Chloride, 100 mg/L ± 1 mg/L Cl- (NIST). 1 L bottle Traceable to NIST standard reference materials Designed for use with Hach portfolio...
€57.60
Standard solution, sodium thiosulfate,... Sodium thiosulfate, stabilized, standard solution. 0.0250 N. Measuring range: 1 to over 10 mg/L. 1 L bottle. For the determination of dissolved oxygen by titration according to Winkler. Formulation with stabilized sodium thiosulfate.
€39.20
Sodium Thiosulfate Standard Solution, 0.025 N,... Sodium thiosulfate standard solution, 0.025 N, 1 L
€35.00
Potassium Iodide-Iodate Standard Solution... Potassium Iodide-Iodate Standard Solution 0.00125 N (equivalent to 10 mg/L DO), 500 mL
€43.60
Calibration kit, Stablcal turbidity standards,... Calibration kit for Stablcal Standards, for 2100A laboratory turbidimeters. USEPA approved for calibration purposes. Stablcal Turbidity Standards with stabilised formazine are true formazine dilutions designed for use in all...
€347.00
Filter, glass fiber, diameter 55 mm, preweighed... Individuell vorgewogene Filterpapiere, vorgewogen nach dem Verfahren der Standardmethoden Total Suspended Solids. Jeweils in einer Planchette mit Taragewicht aufgeführt. Jedes Taragewicht entspricht den Spezifikationen der Standardmethoden.
€188.00
Colour standard solution, 15 Pt Co Units, 1 L, Colour measurement standard for analytical quality assurance.
€147.00
Color standard solution, 500 Pt Co units, pk/16... For checking the accuracy of color determinations. 500 platinum-cobalt units. 16 pieces - 10 mL Voluette ampoules. Simple accuracy checks waste minimisation Reliable results
€75.90
Potassium Standard Solution, 100 mg/L, 500 mL ISE Standard Solution. Potsium, 100 mg/L ±5 mg/L K+ (NIST). 500 mL bottle Traceable to NIST standard reference materials Design for use with Hach meters portfolio and other meters. Reliable packaging
€74.40
Phenylarsine Oxide (PAO) Standard Solution,... For chlorine determination using amperometric titration methods. Note: also available in digital titrator cartridges. 0.00564 N, 1 liter bottle
€74.40
BOD Standard Solution, 3000 mg/L, pk/16 - 10-mL... To verify the accuracy of biochemical oxygen demand (BOD) determinations; 3,000 mg/L glucose plus glutamic acid. Package of 16 ampoules of 10 mL each. Simple accuracy check Minimization of waste quantity Reliable results
€67.10
Quality control standard inorganics for... Quality control standard for drinking water (inorganics). Ready for use. No dilution required. The mixing standard contains: Fluoride: 1 mg/L F-, Nitrate: 2 mg/L NO₃--N, Phosphate: 2 mg/L PO₄³-, Sulphate: 50 mg/L SO₄²-. 500 mL bottle.
€64.90
Standard solution, potassium iodide-iodate,... For sulfite determination by iodometric burette titration. 0.0125 M (APHA formulation). 1 litre bottle
€63.70
Natural Water Standard Solution, 3000 ppm Total... Conductivity standard solutions for analyses in the laboratory and in the field Natural water standard solution. 40 % sodium sulphate/40 % sodium bicarbonate/20 % sodium chloride. TDS: 3,000 ppm ± 30 ppm, conductivity: 3,960 µS/cm ± 39.6...
€63.20
Natural Water Standard Solution, 1000 ppm Total... Conductivity standard solutions for analyses in the laboratory and in the field Natural water standard solution. 40 % sodium sulphate/40 % sodium bicarbonate/20 % sodium chloride. TDS: 1,000 ppm ± 10 ppm, conductivity: 1,417 µS/cm ± 14.2...
€63.20
Natural Water Standard Solution, 300 ppm Total... Conductivity standard solutions for analyses in the laboratory and in the field Natural water standard solution. 40 % sodium sulphate/40 % sodium bicarbonate/20 % sodium chloride. TDS: 300 ppm ± 3 ppm, conductivity: 445 µS/cm ± 4.5 µS/cm...
€63.20
Natural Water Standard Solution, 30 ppm Total... Conductivity standard solutions for analyses in the laboratory and in the field Natural water standard solution, 40 % sodium sulphate / 40 % sodium bicarbonate / 20 % sodium chloride. TDS: 30 ppm ± 0.3 ppm, conductivity: 46.7 µS/cm ± 0.5...
€63.20
Nitrite standard solution, 250 mg/L... For the verification and validation of nitrite determinations.
€60.60
Mercuric nitrate standard solution, 0.141 N,... For chloride determination by mercury nitrate burette titration using a diphenylcarbazone indicator.
€59.30
Standard solution, formaldehyde, 4000 mg/L,... For checking the accuracy of formaldehyde determinations Simple accuracy checks waste minimisation Reliable results
€57.70
BOD Standard Solution, 300 mg/L, pk/16 - 10-mL... To verify the accuracy of biochemical oxygen demand (BOD) determinations; 3,000 mg/L glucose plus glutamic acid. Package of 16 ampoules of 10 mL each. Simple accuracy check Minimization of waste quantity Reliable results
€57.70
Nitrogen-Ammonia Standard Solution, 150 mg/L... For checking the accuracy of TKN regulations Simple accuracy checks waste minimisation Reliable results
€56.50
Nitrogen-Ammonia Standard Solution, 50 mg/L as... For checking the accuracy of TKN regulations Simple accuracy checks waste minimisation Reliable results
€56.50