A demountable infrared cell with a galley cut in the rear salt window permits the spectral analysis of semisolids with good reproducibility and accurate control of sample film thickness and uniformity. Window breakage, which can be a problem when semisolids are used in standard infrared cells, is essentially eliminated.

1.
G. M.
Stanton
,
NLGI Spokesman
34
,
166
(
1970
).
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