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4-Amino-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one... Content 100 piece(s) (€3.11 / 1 piece(s))
€311.00
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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KT3 Kjeltabs catalyst tablets (3.5g K2SO4, 0.4g... KT3 Kjeltabs catalyst tablets (3.5g K2SO4, 0.4g CuSO4) Pack of 1000 pieces
Content 1000 piece(s)
€293.70
Nicotinic Acid p-Toluenesulfonic Acid, 25 g (Nicotinic acid PTSA) protein TKN standard: 4,743 % N, 29,64 % crude protein. For checking the accuracy and the digestion yield when determining total nitrogen and TKN. 25 g bottle. See 2277800 for the complete set of three standards...
€81.90
Nitrate Standard Solution, 100 mg/L, 500 mL, Standard solutions for ion-selective electrodes (ISE), for laboratory analyses ISE standard solution. Nitrate, 100 mg/L ± 1 mg/L NO3-N (NIST). 500 mL bottle Traceable to NIST standard reference materials Designed for use with Hach...
€48.50
Phosphate standard solution, 1 mg/L... For the validation and verification of phosphate determinations
€37.50
Sodium hydroxide standard solution, 0.100 N... For the determination of acidity by burette titration. 1 litre bottle
€40.10
Sodium Hydroxide Standard Solution, 1.000 N,... Sodium hydroxide solution for pH adjustment, versatile application
€24.10
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.
€43.10
Standard solution, sodium thiosulfate,... Stabilized sodium thiosulfate titrant for the determination of dissolved oxygen
€33.80
Standard solution, sodium thiosulfate,... Stabilized sodium thiosulfate titrant for the determination of dissolved oxygen
€24.80
Fluoride Standard Solution, 2 mg/L, 500 mL, Standard solutions for ion-selective electrodes (ISE), for laboratory analyses ISE standard solution. Fluoride, 2.00 mg/L ± 0.04 mg/L F- (NIST). 500 mL bottle Traceable to NIST standard reference materials Designed for use with Hach...
€32.90
Fluoride Standard Solution, 10 mg/L, 500 mL, Standard solutions for ion-selective electrodes (ISE), for laboratory analyses ISE standard solution. Fluoride, 10.0 mg/L ± 0.2 mg/L F- (NIST). 500 mL bottle Traceable to NIST standard reference materials Designed for use with Hach...
€54.90
Sodium thiosulfate standard solution, 0.1 N,... For dechlorination of the sample before analysis
€25.20
Fluoride Standard Solution, 1 mg/L, 1 L, Standard solutions for ion-selective electrodes (ISE), for laboratory analyses ISE standard solution. Fluoride, 1.00 mg/L ± 0.02 mg/L F- (NIST). 1 L bottle Traceable to NIST standard reference materials Designed for use with Hach...
€48.20
Fluoride Standard Solution, 1 mg/L, 500 mL, Standard solutions for ion-selective electrodes (ISE), for laboratory analyses ISE standard solution. Fluoride, 1.00 mg/L ± 0.02 mg/L F- (NIST). 500 mL bottle Traceable to NIST standard reference materials Designed for use with Hach...
€37.20
Quality control standard metals for drinking... Ready to use - no dilution required. The mixing standard contains: Copper: 1 mg/L Cu, Iron: 0.3 mg/L Fe, Manganese: 0.1 mg/L Mn. 500 mL bottle.
€54.60
Quality control standard metals for drinking... Ready to use - no dilution required. The mixing standard contains: Copper: 2.5 mg/L Cu, Iron: 1.5 mg/L Fe, Manganese: 5 mg/L Mn. 500 mL bottle
€54.60
Quality control standard oxygen demand , pk/16... Ready to use - no dilution required. Quality control standard for oxygen demand. BOD - 396 mg/L. COD - 617 mg/L. TOC - 245 mg/L.
€95.00
Quality control standard hardness, low range,... Ready to use - no dilution required. The mixed standard contains: Total hardness: 100 mg/L CaCO3. Calcium hardness: 50 mg/L CaCO3.
€83.30
Quality control standard hardness, high range,... Ready to use - no dilution required. The mixed standard contains: Total hardness: 1.000 mg/L CaCO3, Calcium hardness: 500 mg/L CaCO3. 500 mL bottle
€83.30
Mixed Parameter Quality Control Standard (500mL), Multiparameter Standard (waste water solution) for analytical quality assurance. For the parameters ammonium, nitrate, phosphate, COD, sulfate and TOC. The standard solution contains the following concentrations: Ammonium 2.0 mg/L NH3-N...
€130.00
Mixed Parameter Quality Control Standard (500 mL), Qualitätskontroll-Standard (Abwasser-Zulauf) für die Parameter Ammonium, Nitrat, Phosphat, CSB, Sulfat und TOC. Die Standard-Lösung enthält folgende Konzentrationen: Ammonium: 15 mg/L NH3-N Nitrat: 10 mg/L NO3-N CSB: 500 mg/L O2: 500...
€130.00
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.
€71.20
Colour standard solution, 15 Pt Co Units, 1 L, Colour measurement standard for analytical quality assurance.
€161.00