| 21598-06-1 | 5-Hydroxyindole-2-carboxylic acid | 5-hydroxyindole-2-carboxylic acid | 1 | | 2933.99 | | Send  | 3146.21 | |
| 21615-49-6 | 2-(2’-Hydroxy-3’,5’-di-t-amylphenyl) benzotriazole | | 1 | | 2903.39 | | Send  | 3459454.05 | |
| 2162-74-5 | Bis(2,6-diisopropylphenyl)carbodiimide | Bis(2,6-diisopropylphenyl)carbodiimide | 1 | | 2925.29 | | Send  | 12196892.30 | |
| 2163-42-0 | 2-Methyl-1,3-propanediol | 2-methylpropane-1,3-diol | 1 | | 2842.10 ; 2905.39 ; 3823.13 | | Send  | 45234871.36 | |
| 2163-80-6 | MSMA ; Sodium hydrogen methylarsonate | Sodium methylarsonate | 1 | | 2931.9 | 8 | Send  | 626281.52 | |
| 21635-69-8 | Vinyl Sulfone Para Cresidine Ester | | 1 | | 2930.90 | | Send  | 5785597.51 | |
| 21645-51-2 | Aluminium hydroxide | Aluminum trihydroxide | 1 | | 2818.30 ; 3802.90 | | Send  | 377608704.08 | |
| 21651-19-4 | Tin (II) oxide | Oxotin | 1 | | 2825.90 | | Send  | 3685966.08 | |
| 21653-40-7 | Nα-Benzoyl-L-arginine p-nitroanilide hydrochloride | | 1 | | 2925.29 | | Send  | 21244.21 | |
| 216597-12-5 | Poly[oxy(methyl-1,2-ethanediyl)],a-[[[3-(trimethoxysilyl)propyl]amino]carbonyl]-w-[[[[3-(trimethoxysilyl)propyl]amino]carbonyl]oxy]- | | | 1 | 3815.90 | | Send  | | |