DescriptionBasic Copper(II)-carbonate blue.JPG English: Basic Copper(II)-carbonate Deutsch: Basisches Kupfer(II)-carbonat Date 19 March 2010 Source Own...
acid, combined whether with the aniline, the iron or copper, or free in the chromate bath, from blue-black to maroon, passing by violet-black and black...
Marbled paper endpaper, from- Accelerated aging test for paper (IA acceleratedaging73465rasc) (page 2 crop).jpg...
This file has an extracted image: Marbled paper - from, Radio-active substances (page 1 crop).jpg....