| Natrium [ a - c ] | Nummer |
| Natrium | 2 / 12 |
| Natrium-3-(2-acetamid-4-(4-(2-hydroxy-butoxy)-phenylazo) phenylazo)-benzol-sulfonat |
16 / 18 |
| Natrium-acetat | 16 |
| Natrium-acetat-Trihydrat | |
| Natrium-3-aceto-acetyl-amino-4-methoxy-tolyl-6-sulfonat | 16 / 18 |
| Natrium-acetyl-acetonat | 16 |
| Natrium-adipat | |
| Natrium-alanat | 2 / 12 / 18 |
| Natrium-alginat | 16 |
| Gemisch : Natrium-2-(C12-18-n-alkyl)-amino-1,4-butandioat U N D Natrium-2-octa-decenyl-amino-1,4-butandioat |
16 / 18 |
| Natrium-alkyl-(C8–C20)-sulfate | 2 |
| Natrium-aluminat | 2 / 12 |
| Natrium-aluminium-hydrid | 2 / 12 / 18 |
| Natrium-aluminium-phosphat, saures | 16 |
| Natrium-aluminium-silikat | |
| Natrium-amid | 2 / 12 |
| Natrium-1-amino-4-[2-methyl-5-(4-methyl-phenyl-sulfonyl- amino)-phenyl-amino]-anthrachinon-2-sulfonat |
16 |
| Natrium-o-amino-p-nitro-phenolat | 16 / 13 |
| Natrium- & Kalium-4-(3-amino-propyl-amino)-2,6-bis-[3-(4- methoxy-2-sulfo-phenylazo)-4-hydroxy-2-sulfo-7-naphthyl- amino]-1,3,5-triazin |
18 |
| Natrium-2-anilino-5-(2-nitro-4-(N-phenylsulfamoyl))-anilino- benzolsulfonat |
16 / # 6 Augen |
| Natrium-[1-(5-(4-(4-anilino-3-sulfo-phenylazo)-2-methyl- 5-methyl-sulfon-amido-phenylazo)-4-hydroxy-2-oxido-3- (phenylazo)-phenylazo)-5-nitro-4-sulfonato-2-naphtholato] eisen ( II ) |
16 |
| Natrium-arsenat | 14 / 12 / 15 / 19a / # (19c) / # 232-(D-1) |
| Natrium-arsenit | |
| Natrium-L-ascorbat | 16 |
| Natrium-azid | 14 / 7 / # 21 Haut / # 232-(D-1) |
| Natrium-barbital | 17 |
| Natrium-benzoat | 16 / selten 18 |
| Natrium-benzol-phosphinat | 16 |
| Natrium-3-(2H-benzo-triazol-2-yl)-5-sec-butyl-4-hydroxy- benzol-sulfonat |
16 / # 6 Augen |
| Natrium-2-benzoyl-oxy-1-hydroxy-ethan-sulfonat | 16 / 18 |
| Natrium-benzoyl-oxy-benzol-4-sulfonat | |
| Natrium-benzyl-di-thiocarbamat | 14 |
| Natrium-bi-carbonat | 16 |
| Natrium-bi-fluorid | 5 / 19 / Zubereitungen : 16 |
| Natrium-bi-phenyl-2-yloxid | 14 / 19 / # 6 Augen |
| Natrium-3,5-bis-[3-(2,4-di-tert-pentyl-phenoxy)-propyl- carbamoyl]-benzol-sulfonat |
16 / 18 |
| Natrium-bis-mutat (V) | 12 |
| Natrium-1,2-bis-[4-[4-[4-(4-sulfo-phenylazo)-2-sulfophenyl- azo]-2-ureido-phenyl-amino]-6-fluor-1,3,5-triazin-2-ylamino] propan |
18 |
| Natrium-3,5-bis-(tetra-decyl-oxy-carbonyl)-benzol-sulfinat | 16 / 18 |
| Natrium-bis-(tri-methylsilyl)-amid | 2 |
| Natrium-bi-sulfit-Lösung | 16 |
| Natrium-Blei-Legierung | 14 / 12 / # (19b) |
| Natrium-borhydrid | 11 / 12 |
| Natrium-bromat | 16 |
| Natrium-bromid | |
| Natrium-tert-butylat | 2 / 12 |
| Natrium-5-n-butyl-benzo-triazol | 2 / 18 |
| Natrium-tert-butyl-carbonat | 16 |
| Natrium-((n-butyl)-x-(ethyl)-y-1,5-dihydro)-aluminat) | xxx |
| Natrium-butyrat | 16 |
| Natrium-caprylat | |
| Natrium-carbonat | |
| Natrium-carbonat Decahydrat | |
| Natrium-carbonat Monohydrat | |
| Natrium-carbonat Peroxohydrat | |
| Natrium-carboxy-methyl-cellulose | # 227 H |
| Natrium-chlor-acetat | 14 / 16 |
| Natrium-3-chlor-acrylat | 16 |
| Natrium-chlorat | |
| Natrium-4-(4-chlor-6-(N-ethyl-anilino)-1,3,5-triazin-2-yl- amino)-2-(1-(2-chlorphenyl)-5-hydroxy-3-methyl-1H-pyrazol- 4-ylazo)-benzol-sulfonat |
18 |
| Natrium-4-chlor-1-hydroxybutan-1-sulfonat | 16 / 18 |
| Natrium-chlorid | 15 / »Tödlich(!)« |
| Natrium-chlorit | 14 / 2 / 19 |
| Natrium-5-[2-chlor-4-(tri-fluor-methyl)-phenoxy]-2-nitro- benzoat |
16 / # 6 Augen |
| Natrium-chromat | 14 / 12 / 18 / 19a-c |
| Natrium-chromat Tetrahydrat | 14 / 12 / 18 / 19 / 19a / # 6 Augen / # (19c) |
| Natrium-citrat | 16 |
| Natrium-citrat Dihydrat | |
| Natrium-cumol-sulfonat | 16 / 18 |
| Natrium-cyanat | 14 / 18 / 19 |
| Natrium-cyanid | 7 / 19 /
Über MAK 19b / # 21 Haut / # 232-(4) |
| Natrium-cyano-borhydrid | 2 / 7 / 19 |
| Natrium-cyclamat | 16 |
| Natrium-cyclohexyl-sulfamat |