Chemical scheme

Reference scheme 359 860 species

2 270 159 reactions

345 391 species1 798 480 reactions

530 species1 934 reactions

Chemical schemes

1 350 species5 616 reactions

150 species506 reactionsSecondary products → surrogate species

Primary species → surrogate species

Reduction of the peroxy radical types

Chemical Operators

Performances of the most reduced scheme tested by comparison with the reference scheme (box model / 8 scenarios from highly polluted to remote conditions)

S. Szopa et al.ACPD, 5, 755-794, 2005

Results : urban scenario / winterReference scheme Reduced scheme

±10% around results from explicit scheme

Results : regional scenario / summerReference scheme Reduced scheme

±10% around results from explicit scheme