CAS 127-18-4 tetrachlorethylene / PCCE
| Kev piav txog | Ib yam | Sab saum toj zoo | Tsis tu ncua |
| Kev tshwm sim | ---- | Tsis muaj kob thiab ntshiab kua | |
| Pawg feem ntawm perchoLorethylene | % | ≥99.9 | ≥99.90 |
| Dej | % | I≤0.005 | I≤0.005 |
| Acidity (raws li HCl) | % | I≤0.02 | ≤0.01 |
| Chroma (PT-CO) | ---- | ≤15 | ≤15 |
| Pawg feem ntawm cov dej ntws tawm | % | I≤0.005 | I≤0.005 |
| Ntim ntawm tooj liab corrosion | Mg / cm2 | I≤0.005 | I≤1.0 |
Daim Ntawv Pov Thawj: 
Peb tuaj yeem muab tau li cas: 
