Distinguishing between Hemp and Flax: A Video on how to perform the modified Herzog Test
This video outlines how to perform the modified Herzog test (red plate test) using a standard polarisation microscope in order to identify plant fibres.
Photo: Truls Andersen
Editor: Hazel Gardner
Voice and Acting: Hazel Gardner
Journalist (Script): Hazel Gardner, Bodil Holst
Graphics: Einar Haugan, Bodil Holst, Hazel Gardner
Technical Support: Melanie Ostermann
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