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WESTMED ® NitrilGuard examination gloves, extra... Content 100 piece(s) (€0.04 / 1 piece(s))
from €3.95
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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.
€66.80
Standard solution, potassium iodide-iodate,... For sulfite determination by iodometric burette titration. 0.0125 M (APHA formulation). 1 litre bottle
€65.60
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...
€65.10
Nitrite standard solution, 250 mg/L... For the verification and validation of nitrite determinations.
€62.40
Mercuric nitrate standard solution, 0.141 N,... For chloride determination by mercury nitrate burette titration using a diphenylcarbazone indicator.
€61.00
Standard solution, formaldehyde, 4000 mg/L,... For checking the accuracy of formaldehyde determinations Simple accuracy checks waste minimisation Reliable results
€59.40
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
€59.40
Nitrogen-Ammonia Standard Solution, 150 mg/L... For checking the accuracy of TKN regulations Simple accuracy checks waste minimisation Reliable results
€58.20
Nitrogen-Ammonia Standard Solution, 50 mg/L as... For checking the accuracy of TKN regulations Simple accuracy checks waste minimisation Reliable results
€58.20
Calcium Standard Solution, 1000 mg/L, 500 mL, Standard solutions for ion-selective electrodes (ISE), for laboratory analyses ISE standard solution. Calcium, 1,000 mg/L ± 8 mg/L Ca2+ (NIST). 500 mL bottle Traceable to NIST standard reference materials Designed for use with Hach...
€57.20
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...
€51.50
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...
€45.50
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...
€45.20
Standard solution, benzotriazole, 500 mg/L, 100... To verify the accuracy of benzotriazole determinations
€43.20
Standard solution, sodium thiosulfate,... For the determination of chlorine by drop count titration. Use in the Hach CN-65 test kit (225401). 500 mL bottle
€41.90
Ammonia Standard Solution, 100 mg/L, 500 mL, Standard solutions for ion-selective electrodes (ISE), for laboratory analyses ISE standard solution. Ammonium, 1,000 mg/L ± 20 mg/L NH3-N. 500 mL bottle Traceable to NIST standard reference materials Designed for use with Hach portfolio...
€38.20
Standard solution, sodium hydroxide, 4.5 N, 1 L, For the determination of volatile acids after esterification
€37.60
Colour standard solution, 500 Pt Co Units, 1 L, Colour measurement standard for analytical quality assurance.
€376.00
Sodium hydroxide standard solution, 0.100 N... For the determination of acidity by burette titration. 1 litre bottle
€37.60
Sodium hydroxide standard solution, 0.0227 N, 1 L, For carbon dioxide determination by burette titration. Hach method 8233. 1 litre bottle.
€36.20
Sodium hydroxide standard solution, 0.020 N... For the determination of acidity by burette titration. According to method 8219 (methyl orange) and 8010 (phenolphthalein). 1 litre bottle
€35.70
Potassium hydroxide standard solution, 8.00 N,... For the determination of Copper, 0.1-8.0 mg/L Cu, and Hardness, Titration and Buret Titration Method.
€35.20