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Table 1: Quantum yields of the decay of RSNO solutions under UV irradiation (values in brackets are obtained for sunlight irradiation).

RSNO Aerated Ar saturated pH 3 pH 7 pH 3 pH 7 SNAP 0.54 (0.78) 0.74 (0.81) 0.33 (0.40) 0.33 (0.49) CMESNO 0.38 (0.48) 0.83 (0.84) 0.26 (0.32) 0.62 (0.52) ACSNO 0.58 (0.65) 0.62 (0.76) 0.51 (0.59) 0.54 (0.73) PSNO 0.23 0.48 0.22 0.36 SNAC 0.39 0.42 0.26 0.34 GSNO 0.41 0.49 0.28 0.34 CySNO 0.54 0.69 0.42 0.49