出典:Wikipedia
出典:『Wikipedia』 (2011/03/02 12:16 UTC 版)
Paraformaldehyde (PFA) is the smallest polyoxymethylene, it is the condensation reaction product of formaldehyde with a typical degree of polymerization of 8–100 units. Paraformaldehyde commonly has a slight odor of formaldehyde due to decomposition. Paraformaldehyde is a poly-acetal.