Wp2 2 Per Chap 01 Properties New 1

Module 2 Perchloroethylene ,[object Object],[object Object],[object Object],[object Object],[object Object]

Module 2 Perchloroethylene - 1 Solvent properties – General physical properties Learning targets – after finishing this chapter, you will know : What is perchloroethylene (PERC) and why it is currently used in dry-cleaning Its general physical properties (evaporation, density, solvent power, etc) Its properties regarding safety and labelling What to do to prevent exposure by breathing and skin contact Its properties regarding environment and labelling What happens if perchloroethylene is released in the environment ; the importance to prevent / reduce any emissions The REACH and GHS programmes

Module 2 Perchloroethylene - 1 Solvent properties – General physical properties General physical properties – Content Why perchloroethylene in dry-cleaning ? What is perchloroethylene ? General physical properties Properties regarding safety Properties regarding environment REACH and GHS

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – General physical properties

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – General physical properties

[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – General physical properties

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – General physical properties

[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – General physical properties Temperature, °C PERC Concentration in air, g/m 3 Relative density, saturated air / pure air 0 40 1.03 20 120 1.09 40 310 1.25

[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – General physical properties Temperature °C Vapour pressure hPa (= mbars) Temperature °C Vapour pressure hPa (= mbars) 0 5.6 50 83 10 10.6 60 128 20 18.9 80 275 30 32.2 100 540 40 52.8 120 979

[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – General physical properties Temperature °C Density kg/litre Temperature °C Density kg/litre 0 1.644 60 1.558 10 1.631 70 1.543 20 1.617 80 1.527 30 1.602 90 1.511 40 1.588 100 1.495 50 1.573 110 1.478

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – General physical properties

[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – General physical properties PERC water (for comparison) Specific heat, kJ/kg.K (at 20°C) 0.90 4.18 Latent vaporization heat, kJ/kg 209 2260

[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – General physical properties

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – Regarding safety

[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – Regarding safety

[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – Regarding safety HAZARD RISK Assessment of the damage in case of exposure. It is an intrinsic property of the matter. The labelling is linked to that property. Assessment of the probability of a damage, linked to the conditions of use. In comparison In comparison A lion is dangerous A lion in cage does not present a risk

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – Regarding safety Xn

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – Regarding safety

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – Regarding safety

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – Regarding safety

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – Regarding safety

[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – Regarding safety

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – Regarding environment N

[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – Regarding environment

[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – Regarding environment

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – Regarding environment

[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – Regarding environment

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – Regarding environment

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Module 2 Perchloroethylene - 1 Solvent properties – Regarding environment

Wp2 2 Per Chap 01 Properties New 1

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