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ASBESTOS AND PAHs IN COATED ROADSTONE
Detection and identification of asbestos in coated roadstone and PAHs analyses.
À propos de cette analyse
ANALYSIS METHODS
Quantification of 16 polycyclic aromatic hydrocarbons after sonification extraction (naphthalene, acenaphtene, acenaphtylene, fluorene, phenanthrene, antracene, fluoranethene, pyrene, benzo[a]anthracene, indéno[1,2,3-cd]pyrene, benzo[b]fluoranthene, benzo[k]fluoranthene, benzo[a]pyrene, benzo[ghi]perylene, dibenzo[a,h]anthracene)
TECHNIQUES AND MATERIALS EMPLOYED
Gaz chromatography and mass spectrometry (GS-MS)
NATURE OF THE RESULTS
Results expressed in mg/kg
ESTIMATED TIME
5 to 7 days
SAMPLING
Minimum required for samples: 100g
Samples must be crushed when sent to the lab
Each layer must be fragmented and packed individually by the client.
NORMS AND REFERENCE
NF EN 15527
WARNING
The analysis is conducted only with asbestos-free samples (a certificate of asbestos absence is required)
Coated roadstone containing more than 50mg/kg of PAH are considered as dangerous waste.
