Inexpensive and disposable, perform like traditional salt plates and are ideal for liquids, mulls, casting films from solutions, and pyrolysis samples. These cards provide a conveniently mounted, non-absorbing substrate for qualitative infrared analysis. Substrates are impervious to atmospheric moisture. Optional square crystal cover slips may be used with 19 mm aperture cards to sandwich sample between window in sample card and cover slip for mulls and liquid samples.
NaCl, KBr, or KCl windows
Three apertures: 9.5, 15, and 19 mm
Transmission: 80+% for 15 and 19 mm, 70+% for 9.5 mm apertures
Optional crystal cover slips (for 19 mm aperture only) facilitate running mulls and liquids
Card size: 2 × 4 in., fit universal slide mount of any spectrometer