Formaldehyde. Computer graphic representation of a molecule of formaldehyde (methanal). Its molecular formula is HCHO. Atoms are depicted as spheres and colour- coded: carbon (grey),hydrogen (green),oxygen (red). Formaldehyde is a colourless gas with a pungent odour. It is soluble in water up to 52%; the commercial solution is known as "formalin" and contains about 37% formaldehyde. It is a powerful germicide used for sterilization and for preserving pathological specimens. It is also used in the manufacture of urea,phenol,and poly- formaldehyde resins | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Pasieka, Alfred |
Taille de l’image : | 4909 px × 3728 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |