49.5 MB (2.1 MB compressed)
3384 x 5112 pixels
28.7 x 43.2 cm ⏐ 11.3 x 17.0 in (300dpi)
GIPHOTOSTOCK / SCIENCE PHOTO LIBRARY GIPHOTOSTOCK / SCIENCE PHOTO LIBRARY
Bottle and sample of iron(II) sulfate heptahydrate (FeSO4 7H2O). Transition metal salts are often coloured.
Model release not required. Property release not required.