Potassium Dichromate 60 mg/l. Validity –2 Years

Potassium Dichromate 60 mg/l. Validity –2 Years

Potassium dichromate in 0.001 M perchloric acid is permanently heat sealed by heat fusion into 10 mm UV-quality quartz cells. Solutions are prepared from solid potassium dichromate, NIST SRM 935a.Potassium Dichromate cover wavelength (235,257,313 & 350nm)

Add to quote

Description

Potassium dichromate in 0.001 M perchloric acid is permanently heat sealed by heat fusion into 10 mm UV-quality quartz cells. Solutions are prepared from solid potassium dichromate, NIST SRM 935a.Potassium Dichromate cover wavelength (235,257,313 & 350nm)

Related Products

Polystyrene NIR References Transmission & ATR, Validity -3 Years

These traceable reference materials can be used to qualify Mid IR - FTIR spectrophotometers for wavelength accuracy over an operating range of 540 cm-1 to 3125 cm-1 (3.2 µm to 18.5 µm). One version of the product can also be used to qualify the resolution of a Mid IR instrument as required by some pharmacopoeias and for the wavelength qualification of ATR (Attenuated Total Reflectance) measurements in the Mid-IR. Another version has additional certified peaks in the NIR region.2 Certified 38micron Polystyrene Films - Transmission & ATR
Request A Quote

Polystyrene NIR References Validity -3 Years

These traceable reference materials can be used to qualify Mid IR - FTIR spectrophotometers for wavelength accuracy over an operating range of 540 cm-1 to 3125 cm-1 (3.2 µm to 18.5 µm). Polystyrene film (38 micron thick) mounted in a card holder for use as a wavenumber accuracy reference in the IR spectrum. Polystyrene Film (14 Peaks), Traceable to NIST SRM 1921b
Request A Quote

Nicotinic Acid 12 mg/l

Nicotinic acid solutions with concentrations from 6 to 24 mg/l in dilute (0.1 M) hydrochloric acid, permanently heat sealed in high quality far UV quartz cells. Supplied with a 0.1 M hydrochloric acid blank. CRM, Concentration 6,12,18,24mg/l are also available
Request A Quote

Potassium Dichromate 600 mg/l Validity –2 Years

Potassium Dichromate cover wavelength 430nm
Request A Quote

Neutral Density Filter. Validity –2 Years

Neutral Density filter recommends calibration at 440 nm, 465 nm 546.1 nm, 590 nm and 635 nm. CRM with different Absorbance range is available(0-3.5Abs)
Request A Quote