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- PPDA
- PPD-A
- ppdb
- PPD B
- ppd-b
- ppdc
- PPD CG
- PPD-CG
- PPDD
- p,p' DDE
- p,p'-DDE
- p',p'-DDT
- PPDES
- PPD F
- PPD-F
- ppdg
- PPD-G
- p,p'-diaminodiphenyl methane
- p,p-dibenzoylquinone dioxime
- p, p-dibenzoylquinone dioxime
- p,p Dichlorodiphenyldichloroethylene
- p,p-Dichlorodiphenyldichloroethylene
- P,P'-dichlorodiphenylmethyl carbinol
- p,pdiisopropoxy diphenylamine
- p,pdiphenylene dicarboxylic acid
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