Vous avez recherché : Colour Reference and Spectroscopy Standards

Supplier: AVANTOR PERFORMANCE MATERIAL LLC

Corrosive

Supplier: VWR

These colour standards are classified as No

Supplier: MilliporeSigma

Supplier: MilliporeSigma

CombiCheck 80 for checking the quality of photometric methods for CSB, nitrate and phosphorus Spectroquant*

Supplier: MilliporeSigma

Certipur Uv-Vis Standard 5: Toluene Solution in N-Hexane For Testing of the Resolution Power Acc. to pH Eur

Supplier: MilliporeSigma

CombiCheck 10 for checking the quality of photometric methods for ammonium, chloride, CSB, nitrate, phosphorus and sulfate Spectroquant*

Supplier: MilliporeSigma

Certipur Uv-Vis Standard 1A: Potassium Dichromate Solution (600 Mg/L) for the Absorbance at 430 NM According to pH Eur

Supplier: MilliporeSigma

Supplier: MilliporeSigma

Potassium Dichromate Standard Solutions in Sulfuric Acid (0.01N) Test Set For Calibrating the Absorbance of Spectrophotometers

Supplier: Ricca Chemical

APHA and ASTM

Supplier: MilliporeSigma

Verification Standard for Spectroquant Move 100 Colorimeter and Spectroquant Multy Colorimeter 1PC

Supplier: MilliporeSigma

CombiCheck 50 for checking the quality of photometric methods for ammonium, COD and nitrogen Spectroquant*

Supplier: MilliporeSigma

CombiCheck 70 for checking the quality of photometric methods for ammonium, COD and nitrogen Spectroquant*

Supplier: MilliporeSigma

CombiCheck 20 for checking the quality of photometric methods for ammonium, chloride, CSB, nitrate, phosphorus and sulfate Spectroquant*

Supplier: Ricca Chemical

Potassium Dichromate Spectrophotometric Standard, 0.5 AU/cm at 280 nm, Ricca Chemical Company

Supplier: Ricca Chemical

Supplier: Hach

For accuracy checks in Color determinations.

Supplier: Ricca Chemical

Supplier: Ricca Chemical

Potassium Dichromate Spectrophotometric Standard, 1.8 AU/cm at 280 nm, Ricca Chemical Company

Supplier: Ricca Chemical

Glass bottle, amber

Supplier: Ricca Chemical

Glass bottle, amber

Supplier: Ricca Chemical

EP Reference Solution, EP Reference Solution B₉, Glass bottle, amber

Supplier: PerkinElmer

Set of reference materials to verify the ordinate and abscissa/wavelength accuracy of UV/Vis and UV/Vis/NIR Spectrometers.

Supplier: Ricca Chemical

EP Reference Solution, EP Reference Solution Y₁, Glass bottle, amber

Supplier: Ricca Chemical

1 mL = 45.0 mg FeCl₃.6H₂O

Supplier: PerkinElmer

100 ppm K, P, S; 20 ppm As, La, Li, Mn, Mo, Na, Ni, Sc; 1 ppm Ca; 5% HCL.

Supplier: Electron Microscopy Sciences

The X-Checker™ was the first and remains the only complete calibration aid for SEM/EDS Systems.

Supplier: Thermo Scientific

Pierce Reserpine Standard for LC-MS is a precise concentration of reserpine specifically designed for performance evaluation of mass spectrometers, including the Thermo Scientific ion trap and TSQ series of instruments.

Supplier: Electron Microscopy Sciences

These standards are supplied as fine powders that are dispersed onto holey-carbon films and are selected from the range of certified natural and synthetic compounds already in use to prepare bulk analysis standards.

Supplier: Thermo Scientific

Ion calibration solution are mixtures of highly purified ionizable molecules specifically designed for negative mode calibration of ion trap and orbitrap instruments.