Reading the level of potassium permanganate in a burette. When titrating potassium permanganate,a very dark liquid,the burette reading is taken from the top of the meniscus (the curved surface of a liquid in a vessel). The start level is at left and the end level at right | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Chillmaid, Martyn F. |
Taille de l’image : | 3963 px × 5046 px |
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