May 6, 2011 food microscopists Milk chocolate Dual-stained image showing protein (green), fat (blue), cocoa solids (red). and sugar crystals (dark green/black). Sugar crystal sizes range from 5 to 25 µm. Guest food microscopists. share the love: Click to email a link to a friend (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to share on Tumblr (Opens in new window) Tumblr Click to share on X (Opens in new window) X Click to share on Pinterest (Opens in new window) Pinterest Like Loading... Related