667 Results for: "Spectrophotometer"

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Automatic Saybolt and ASTM Colorimeter, Koehler Instrument

Supplier: Koehler

This high precision spectrophotometer for objective color analysis of petroleum fuels, oils, waxes and petrochemicals according to the Saybolt and ASTM color scales

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Electronic Cell Stirrer, FireflySci

Supplier: FIREFLYSCI, INC.

Stirs cell contents while measuring absorbance or fluorescence. Fits all standard spectrophotometers and fluorometers with a 10 mm cuvette holder.

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Ozone Vacu-vials Instrumental Kit, CHEMetrics

Supplier: CHEMetrics

This kit requires the use of the V-2000 or V-3000 Photometer, a SAM Photometer or a spectrophotometer capable of accepting a 13 mm diameter round cell.

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VWR SPECTROPHOTOMETER 200 - 800 NM 230V

Supplier: VWR International

VWR SPECTROPHOTOMETER 200 - 800 NM 230V

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Chemical Oxygen Demand (COD) Vials

Supplier: Chemetrics

COD vials are used to measure the chemical oxygen demand of influent and effluent of wastewater treatrement facilities. Requires a digestor block and photometer/spectrophotometer.

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UV/VIS Photometric Accuracy Calibration Standards, FireFlySci

Supplier: FIREFLYSCI, INC.

Firefly's FUV neutral density solid-state filter series tests photometric accuracy in the UV and VIS range from 200-700nm. Our solid-state nano-deposition technology produces unparalleled stability and means that you will never need to recalibrate this filter.

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Halogen Bulbs, Osram Sylvania, Bulbtronics©

Supplier: Bulbtronics

Various halogen bulbs.

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Orion™ AQUAfast™ Tests and Liquid Reagents, Thermo Scientific

Supplier: Thermo Fisher Scientific

Orion™ AQUAfast™ Digestion Tubes, Reaction Tubes, and Liquid Reagents are designed for use with Orion™ AQUAfast™ colorimeters and Orion™ AquaMate Vis and UV-Vis spectrophotometers.

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Full UV/VIS Photometric Accuracy, Wavelength and Stray Light Calibration Kit, Fireflysci

Supplier: FIREFLYSCI, INC.

Broad range solid-state standard kit for checking photometric accuracy, wavelength accuracy and stray light in the VIS range.

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Titanium ICP Standard, 1 ml = 10 mg Ti (10,000 ppm Ti)(NH₄)2TiF₆ in H₂O / trace HF, Ricca Chemical Company

Supplier: Ricca Chemical

10,000 ppm = 10000 µg/mL

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Toluene in Hexane Solution Standard, Thermo Scientific

Supplier: Thermo Scientific

Thermo Scientific™ traceable Toluene in Hexane Solution Standard ensures accurate wavelength and absorbance results by verifying spectrophotometer resolution. Reference Material to qualify Spectral bandwidth in UV region.

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Refrigerated and Heated Bath/Circulators, Caron Products

Supplier: Caron Products

This refrigerated bath-circulator is designed to strike a special balance between strong cooling/heating/circulation capacity and compact cube dimensions, making it ideal for use with electron microscopes, rotary evaporators, lasers and spectrophotometers.

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Filter Holder

Supplier: WORLD PRECISION INSTRUMENTS LLC

WPI’s filter holder for particulate absorption measurements is specially designed for field use. It is rugged and portable. It performs as well as a laboratory based spectrophotometer. It can be directly connected to WPI’s line of fiber optic spectrometers and light sources.

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Mini Cuvette Stirrers, FireflySci

Supplier: FIREFLYSCI, INC.

Mini Spectrophotometer Precision Cell Stirrer: This PTFE magnetic centrifugal stirrer fits into cuvettes with smaller apertures and volumes and provides rapid vertical and horizontal mixing with a minimum of vortexing when placed on a magnetic stirring machine.

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KIMBLE® AOCS Color Comparison Tube, DWK Life Sciences

Supplier: DWK Life Sciences (KIMBLE)

Used to determine the color of refined vegetable oils such as cotton seed, corn and soybean oils, as well as tallows, greases, fatty acids, etc., with wesson type tintometers. Also used to determine the color of whole and refined tall oils with a lovibond tintometer.

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TMB Substrate Solution, Thermo Scientific

Supplier: Thermo Scientific

Addition of sulfuric acid stop solution changes the color to yellow, enabling accurate measurement of the intensity at 450nm using a spectrophotometer or plate reader. This particular formulation is used in most of the Thermo Scientific Pierce ELISA Kits where it provides consistent performance for the sandwich ELISA technique.

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Rodent Rectal Temperature Probes

Supplier: WORLD PRECISION INSTRUMENTS LLC

Flexible Teflon microprobes are used for implantation in tissue, in spectrophotometer cuvettes, rectally in neonatal mice, in water baths, PCR thermal cyclers, etc. Also, measure animal rectal temperatures during surgical procedures and pyrogen testing or skin temperature measurement during exercise physiology studies.