Promotional price valid on web orders only. Your contract pricing may differ. Interested in signing up for a dedicated account number?
Learn More

Thermo Scientific™ Round Test Tube Cells for Thermo Scientific Spectronic™ 20+ and 20D+ Spectrophotometers

Manufacturer:  Thermo Scientific™ 331781000

 View more versions of this product

Catalog No. 07-144-40

Add to cart



  • Optical class
  • Cat. No. 07-144-15 1/2 in. diameter test tube cell replacements for originals supplied with instrument Cat. No. 07-144-40 3/4 in. diameter test tube cells require 07-144-20 adapter and 07-144-24 light shield (sold separately)
  • Cat. No. 07-144-38 test tube cell is 1 in. diameter and requires 07-144-22 adapter and 07-144-24 light shield (sold separately)
  • Packaged in box of 12



Thermo Scientific Spectronic™ 20 and 20D spectrophotometers
19.05 mm
Test Tube
Provide Content Correction

We continue to work to improve your shopping experience and your feedback regarding this content is very important to us. Please use the form below to provide feedback related to the content on this product.

Product Title

By clicking Submit, you acknowledge that you may be contacted by Fisher Scientific in regards to the feedback you have provided in this form. We will not share your information for any other purposes. All contact information provided shall also be maintained in accordance with our Privacy Policy.

Cancel Submit