Film
Production of citric acid.. (1986)

Film-document №51941 1 часть, Хронометраж: 0:07:54 to collection Price category G
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Часть 1 оцифровано в HD 0:07:54

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Producer Centrnauchfilm (CNF)

Director: Stapran A.

Annotation

The process of industrial production of citric acid as well as its application.

Reel №1