Assertion: pyrophosphoric acid | /r/HasProperty | difficult
Facets:
Source sentences:
text: The percentage by weight of pyrophosphoric acid is around 40% and it is difficult to recrystallise from the melt.
text: The percentage by weight of pyrophosphoric acid is around 40% and it is difficult to recrystallise from the melt.
text: The percentage by weight of pyrophosphoric acid is around 40% and it is difficult to recrystallise from the melt.