methylglyoxal (CH3C(O)CHO = CH3CO + HCO) pressure dependent quantum yields (298 K) IUPAC 2005 Recommendation http://www.iupac-kinetic.ch.cam.ac.uk Chen, Y., W. Wang, and L. Zhu, Wavelength-dependent photolysis of methylglyoxal in the 290-440 nm region, J Phys Chem A, 104, 11126-11131, 2000 zero pressure quantum yields are unity from 280 to 380 nm Apply Stern-Volmer relationship lambda (nm) phi (zero) phi (760 Torr) 290 1 0.993030416 300 1 0.981081516 310 1 0.952710926 320 1 0.892510118 330 1 0.783124914 340 1 0.622525325 350 1 0.440624798 360 1 0.28161113 370 1 0.168454685 380 0.92 0.09696674 390 0.89 0.056109539 400 0.56 0.032126805 410 0.32 0.018768341 420 0.27 0.011457273 430 0.2 0.007092255 440 0.17 0.004497625