Welcome to Firefly Scientific! We offer unique high-quality products manufactured with the precision that our customers have come to rely upon. Our product line includes a wide range of accessories including UV/VIS calibration standards, a fully complete UV cuvette line for spectrophotometers and fluorometers, plastic disposable cuvettes, micro cells, cell washers, and much more! Firefly's catalog offering represents the most popular types and sizes of cuvettes according to the requirements of our customers. If you can not locate what you need, please feel free to contact us.


UV/VIS/NIR Calibration Reference Standards

Solid-state nanodeposition reference standards for spectrophotometers.

  • Never have to be replaced or recalibrated.

Calibration Standards 

The Micro Focus Cell: now 45% more affordable

Firefly's Micro Focus Cell is the essential tool for ultra-low volume spectroscopy

  • Enables sample sizes all the way down to 1.9ul
  • Perfect for high-quality DNA/RNA assays
  • Firefly Sci is now able to offer this at an unbeatable

Micro Focus Cell›

Microplate Reference Standards

We are currently offering a full range of 96 well plate reference standards including adapters that enable our UV/VIS/NIR calibration standards to be used in a microplate reader.

  • Plates enable validation for absorbance, fluoresence and luminescence

Microplate Standards ›