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