CAS 127-18-4 tetrachlorethylene / perchlorethylene rau cov kuab tshuaj
| Yam | Phiaj qhia ntawv | Qho kawg |
| Kev tshwm sim | Colorless Pob tshab Kua Yog tsis muaj kev cuam tshuam emulsified emulsified thiab tshem tawm cov lus | Colorless Pob tshab Kua Yog tsis muaj kev cuam tshuam emulsified emulsified thiab tshem tawm cov lus |
| Chroma | 15 | 15 |
| Densityρ20 (g / cm3 | 1.615-1.625 | 1.620 |
| Purity (%) ≥ | 99.6 | 99.8 |
| Distillation ntawm residue (%) ≤ | 0.005 | ----- |
| Cov ntsiab lus dej (%) ≤ | 0.01 | 0.005 |
| PH nqi | 8-10 | 8.5 |
| Reallual Odor | Tsis muaj ntxhiab |
Daim Ntawv Pov Thawj: 
Peb tuaj yeem muab tau li cas: 
