Subscriber Notes / Methodology Updates
TDI toluene to reflect ASTM D5606
New York (Platts)--12Mar2010/608 pm EST/2308 GMT
Following industry feedback, the specification of Platts toluene
diisocynate-grade (TDI grade) toluene assessments will reflect the below
specs, designated under ASTM D5606:
Property: Specifications:
Purity, min, wt% 99.9
Acid wash color, max pass with 2
Benzene, max, mg/kg 300
Nonaromatics, max, wt% 0.1
Ethylbenzene, max, mg/kg 300
Xylenes, max, mg/kg 500
Appearance Clear liquid free of sediment and haze
when observed at 18.3 to 25.6 C (65 to 78 F).
Color, max, Pt-Co scale 10
This change will be effective from March 15, 2010.
To provide further feedback, please contact David Potter at
david_potter@platts.com, tel: +44-20 7176 6345, copy Ilana Djelal at
ilana_djelal@platts.com, tel: +44-20 7176 6292.