File:Purpurin powder crop.jpg
![File:Purpurin powder crop.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/6/69/Purpurin_powder_crop.jpg/318px-Purpurin_powder_crop.jpg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 07:25, 9 February 2023 | ![]() | 678 × 1,278 (323 KB) | Materialscientist | ((Information |Description=Purpurin (pure), a sample chemical from Edward Schunck's research on natural dyes and plant products, 1840s-1900. |Source=https://collection.sciencemuseumgroup.org.uk/objects/co8410979/dye-sample-purpurin-pure-dye-sample |Date=1840s-1900 |Author=Unknown |Permission=((CC-BY-4.0)) |other_versions= )) Category:Purpurin |
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