Testing drinking water for lead. A paper chromatography strip is used to test drinking water for lead. The result of the test is negative. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Turtle Rock Scientific |
Taille de l’image : | 3376 px × 5132 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |