Thermo Scientific Evolution 600 - Solid Sample Holder

Test tube/vial holder
This accessory is designed for use with test tubes or vials from 10 to 21 mm
diameter and 40 to 100 mm high.
Note Exceeding the recommended diameter may cause the retaining bar to clip
the light beam. 
Rectangular cell holder
This cell holder allows the use of 15 mm beam height filters and flow cells
in the instrument.
Thermo Fisher Scientific Evolution 300 and Evolution 600 User Guide 15