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We have used a novel gas chromatography/mass spectrometry (GC/MS)‐based approach to quantify perchloroethylene (PCE) residues in dry‐cleaned fabrics. Residual PCE was extracted from fabric samples with methanol and concentration was calculated by the gas chromatographic peak area, standardized using PCE calibration data. Extracts examined were from samples of 100% wool, polyester, cotton, or silk,...
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