Gallery 1 -- Optical photomicrographs from 4 x 5 inch originals

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DMI ref. omg074     Image title: Pentaerythritol crystals | 23.48

omg074__pentaerithritol_2.jpg

Copyright 2006 David Malin Images

Pentaerythritol (CAS# 115-77-5, 2,2-bis(hydroxymethyl)-1,3-propanediol) is an alcohol used in the surface coating industries for making synthetic resins and in paints and varnishes.

Polarized light, 1/4-wave plate.