| Natrium [ h - o ] | Nummer | 
| Natrium-hexachloro-platinat (IV) Hexahydrat | 16 / 12 / selten 18 / # 6 Augen | 
| Natrium-hexacyano-ferrat (II) | 16 / 12 | 
| Natrium-hexafluoro-aluminat | xxx | 
| Natrium-hexafluoro-silikat | 5 / Zubereitungen : 16 | 
| Natrium-hexafluor-phosphat | 5 / 19 | 
| Natrium-hexanitro-cobaltat (III) | 12 / 18 / # (19a+c) | 
| Natrium-hydrid | 16 | 
| Natrium-hydrogen-arsenat Heptahydrat | 14 / 12 / 19 / 19a / # (19c) / # 232-(D-1) | 
| Natrium-hydrogen-carbonat | 16 | 
| Natrium-hydrogen-di-fluorid | 5 / 19 / Zubereitungen : 16 | 
| Natrium-hydrogen-fluorid | xxx | 
| Natrium-hydrogen-selenit | 14 / 12 | 
| Natrium-hydrogen-sulfat | 16 / # 6 Augen | 
| Natrium-hydrogen-sulfat Monohydrat | |
| Natrium-hydrogen-sulfid Monohydrat | 2 | 
| Natrium-hydrogen-sulfit .... % | 16 | 
| Natrium-hydrogen-sulfit-Lösung | xxx | 
| Natrium-hydroxid | 2 / 19 | 
| Natrium-hydrosulfid | xxx | 
| Natriium-hydroxy-methyl-amino-acetat | xxx | 
| Natrium-4-[4-(4-hydroxy-phenylazo)-phenyl-amino]-3-nitro- benzol-sulfonatyl | 18 | 
| Natrium-hypochlorit-Lösung | 11 / selten 18 / 19 | 
| Natrium-inosinat | 16 | 
| Natrium-iodacetat | 14 / 18 | 
| Natrium-iodat | 14 | 
| Natrium-iodid | 16 | 
| Natrium-iso-nonanoyl-oxi-benzol-sulfonat | 18 | 
| Natrium-O-iso-propyl-dithio-carbonat | 14 | 
| Natrium-kakodylat | 14 / 12 / 18 | 
| Gemisch :  Natrium  /  Kalium    (3-(4-(5-(5-chlor-2,6-difluor- pyrimidin-4-ylamino)-2-methoxy-3-sulfonato-phenylazo)-2- oxidophenylazo)-2,5,7-trisulfonato-4-naphtholato)kupfer(II) U N D Natrium / Kalium (3-(4-(5-(5-chlor-4,6-difluor- pyrimidin-2-yl-amino)-2-methoxy-3-sulfonato-phenylazo)-2- oxidophenylazo)-2,5,7-trisulfonato-4-naphtholato)kupfer(II) | 16 / 18 | 
| Natrium  /  Kalium    7-[[[3-[[4-((2-hydroxy-naphthyl)-azo] phenyl]-sulfonyl]-amino]-naphthalin-1,3-di-sulfonat | |
| Natrium-Kaliumtartrat | 16 | 
| Natrium-lactat | |
| Natrium-laurylsulfat | |
| Natrium(1,0-1,95)  /  Lithium(0,05-1)  5-((5-((5-chlor-6-fluor- pyrimidin-4-yl)amino)-2-sulfonato-phenyl)azo)-1,2-di-hydro- 6-hydroxy-1,4-di-methyl-2-oxo-3-pyridin-methyl-sulfonat | 16 / 18 | 
| Gemisch aus :  Natrium  /  Lithium     3,3’-[1,4-phenylen-bis- (carbonyl-imino-3,1-propandiyl-imino)]-bis-(10-amino-6,13- dichlor)-4,11-tri-pheno-di-oxazin-di-sulfonat | 16 | 
| Natrium-malat | |
| Natrium-meta-arsenit | 14 / 12 / 15 / 19a / # (19c) / # 232-(D-1) | 
| Natrium-meta-bisulfit | 16 / 18 / # 6 Augen | 
| Natrium-meta-periodat | 14 / 18 | 
| Natrium-meta-phosphat | 16 | 
| Natrium-meta-silikat | 2 | 
| Natrium-(meta)-vanadat | 14 / 12 | 
| Natrium-methanolat | 2 / 19 | 
| Natrium-methanthiolat | 2 | 
| Natrium-methoxid | 2 / 19 | 
| Natrium-methyl-allyl-sulfonat | 16 | 
| Natrium-methylat | 2 / 19 | 
| Natrium-N-methyl-dithio-carbamat | 14 / 2 / 18 / # 6 Augen | 
| Natrium-molybdat | 12 / 16 | 
| Natrium-molybdat Dihydrat | 12 | 
| Natrium-mono-fluorphosphat | 5 / 19 | 
| Natrium-mono-vanadat | 14 / 12 | 
| Natrium-nitrat | 14a / 16 / 13 | 
| Natrium-nitrit | 14 / 14a / 13 / 19 / # 172 Schock | 
| Natrium-3-nitro-benzol-sulfonat | 16 / 13 / 18 | 
| Natrium-nitro-prussiat | 14 / 13 | 
| Natrium-nitro-prussiat Dihydrat | |
| Natrium-nonyl-sulfat | 16 | 
| Natrium-octyl-sulfat | |
| Natrium-oleat | |
| Natrium-ortho-phosphate | xxx | 
| Natrium-oxalat | 16 | 
| Natrium-oxid |