| H2S | hydrogen sulfide |
| NAC | N-acetylcysteine |
| GSH | glutathione |
| Cys | L-Cysteine |
| NBD-Cl | 4-Chloro-7-nitrobenzo[c][1,2,5]oxadiazole |
| NBD-GSH | 7-nitrobenzo[c][1,2,5]oxadiazole-4-glutathione |
| NBD-NAC | N-acetyl-S-(7-nitrobenzo[c][1,2,5]oxadiazol-4-yl)cysteine |
| NBD-Cys | 7-nitrobenzo[c][1,2,5]oxadiazole-4-cysteine |
| CmCH2Cl | 4-chloromethyl-7-hydroxycoumarin |
| CmCH2OH | 7-hydroxy-4-(hydroxylmethyl)-2H-chromen-2-one |
| NBD-O-CmCH2OH | 7-nitrobenzofurazan ether-4-hydroxylmethylcoumarin |
| MeCN | acetonitrile |
| PB buffer | phosphate buffer |
| Na2S | sodium sulfide |