What does PPD stand for?
PPD stands for "P Phenylen Diamine"
How to abbreviate "P Phenylen Diamine"?
"P Phenylen Diamine" can be abbreviated as PPD
What is the meaning of PPD abbreviation?
The meaning of PPD abbreviation is "P Phenylen Diamine"
What does PPD mean?
PPD as abbreviation means "P Phenylen Diamine"
