What does Ppd stand for?
Ppd stands for "Paraphenylenediamine"
How to abbreviate "Paraphenylenediamine"?
"Paraphenylenediamine" can be abbreviated as Ppd
What is the meaning of Ppd abbreviation?
The meaning of Ppd abbreviation is "Paraphenylenediamine"
What does Ppd mean?
Ppd as abbreviation means "Paraphenylenediamine"
