Table VIII.

Volatile Compounds—Headspace GC/MS

Compound	CAS no.	Amount (μg/g)
		Processed PVC	Unprocessed PVC
Butyraldehyde	123-72-8	0.54	ND
2-Butanone	78-93-3	0.41	ND
Valeraldehyde	110-62-3	0.52	ND
2,3-Dihydrofuran	1191-99-7	0.07	ND
Hexanal	66-25-1	1.35	0.34
3-Heptanone	106-35-4	0.54	0.09
5-Ethyl-2,2,3-trimethylheptane	62199-06-8	1.47	1.67
Methyl formate	107-31-3	0.90	0.93
Pentanal	110-62-3	0.21	ND
Octanal	124-13-0	0.19	ND

NR not reported