http://www.podaci.net/_z1/9128867/P-muumfh02v8715.html
Paralelno sa određivanjem priprema se i slepa proba, pri čemu se primenjuje isti postupak i koriste iste količine svih reagensa, ali bez uzorka.

http://www.fao.org/docrep/W7295E/w7295e09.htm#7.3 blanks and...
A blank or blank determination is an analysis of a sample without the analyte or attribute, or an analysis without a sample, i.e. going through all steps of the procedure with the reagents only.

http://www.scribd.com/doc/76322804/PLASTIKA-ODREDJIVANJE-RAS...
Po istom postupku se izvrši uparavanje i sušenje reagensa bez uzorka (slepa proba)

http://www.measurement.gov.au/Services/EnvironmentalTesting/...
Analysis Blank-
Every 20 samples – at least one per process batch. This means one blank
every twenty samples or part thereof. The blank result is reported with each
client sample.


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Note added at 5 hrs (2012-04-05 16:30:06 GMT)
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Evo još primera iz pravilnika..
http://www.tehnologijahrane.com/pravilnik/o-metodama-uzimanj...
Pravilnik o metodama analize mleka i proizvoda od mleka

Amil-alkohol se pre upotrebe mora proveriti pomoću slepe probe pri kojoj se umesto mleka koristi destilovana voda.

itd.
https://www.google.rs/#hl=sr&output=search&sclient=psy-ab&q=...