... )most advanced technolog trichloroethylene(tce)ITEM INDEX TEST RESULTPURITY,WT,% 99.6 min. 99.7WATER CONTENT,PPM, 100 max 20NON-VOLATILE RESIDUE CONTENT ... ,025 max 0.00054COLOR at Hazen, 15 max 8PH-VALUE 9.51 9.51 ACIDITY(AS HCL) WT,% 0.001 max Density ...