Photometers & spectrophotometers

275 produits

Affiche 97 - 120 de 275 produits

Affiche 97 - 120 de 275 produits
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Barcode scanner, Dimensions: 17x7x10cm (WxHxD), Weight: 0.2 kg - Luminix HealthCertoClav
Barcode Reader Hand ScannerMettler-Toledo OnLine
Bacterial cell spreaders, L-shaped, ABS, sterile, L 172 x W 37x Ø 4 mm - Luminix HealthCarl Roth
Carl Roth Bacteriële celverspreiders, L-vormig, ABS
Prix réduitA partir de €93,87
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Bacterial cell spreaders, L-shaped, ABS, sterile, L 146xW 38xØ 4 mm, 500 unit(s) - Luminix HealthCarl Roth
Carl Roth Bacteriële celverspreiders, L-vormig, ABS
Prix réduitA partir de €100,26
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Apparatus for determination the amount oWiteg
APPARATUS FOR DETERMINTION THE AMOUNT OFWiteg
APPARATUS FOR DETERMINTION THE AMOUNT OFWiteg
PHYSIO UV 50+ Spray UV skin protection, SPF 50, 200 mlPhysioderm
PHYSIO UV 50 Lotion UV skin protection, SPF 50, 100 ml tubePhysioderm
Anti-PF4 Antibody [ARC2076]antibodies.com
Portable Photometer for Silica with CAL Check standardsHanna Instruments
Deuterium Lamp (D2) for Jasco V-xxx, Micronal, Shimadzu AA/UV-VisAltmann Analytik

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Questions about Photometers & spectrophotometers

Why Photometers & spectrophotometers?

A photometer reads absorbance at one or a few wavelengths. A spectrophotometer scans or selects many. Both send light through a cuvette or a well. The wavelength range, UV or visible, and the bandwidth decide what can be measured. A visible-only instrument cannot read a nucleic acid at 260 nm.

A photometer or spectrophotometer sends light through a sample and reads how much was absorbed. In the range where the Beer–Lambert relation holds, absorbance tracks concentration. A refractometer reads how a liquid bends light, which tracks dissolved solids. A polarimeter reads the rotation of polarised light, the classical measurement for sugars. The lamp, the wavelength and the cuvette path length are the three things that have to be right before the number means anything. The optical quantities trace to NIST and the BIPM.

This shelf belongs to Spectroscopy & photometry, inside Instruments de précision. Luminix Health distributes this range for laboratory use.

Which shelves sit beside this one?

The neighbouring shelves are Refractometers & polarimeters and Lamps, cuvette holders & accessories. The category above this shelf is Spectroscopy & photometry.

How does ordering and shipping work?

Luminix Health distributes this range from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. Send a quote request, contact the team, or read who we are. The full brand index is on shop by brand.

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