| 1/00 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent |
| 1/02 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds |
| 1/04 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Carboxylic acids or salts thereof (soap C11D 9/00) |
| 1/06 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Carboxylic acids or salts thereof (soap C11D 9/00) Ether- or thioether carboxylic acids |
| 1/08 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Carboxylic acids or salts thereof (soap C11D 9/00) Polycarboxylic acids containing no nitrogen or sulfur |
| 1/10 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Carboxylic acids or salts thereof (soap C11D 9/00) Amino carboxylic acids; Imino carboxylic acids; Fatty acid condensates thereof |
| 1/12 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Sulfonic acids or sulfuric acid esters; Salts thereof (C11D 3/065 takes precedence) |
| 1/14 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Sulfonic acids or sulfuric acid esters; Salts thereof (C11D 3/065 takes precedence) derived from aliphatic hydrocarbons or mono-alcohols |
| 1/16 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Sulfonic acids or sulfuric acid esters; Salts thereof (C11D 3/065 takes precedence) derived from divalent or polyvalent alcohols |
| 1/18 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Sulfonic acids or sulfuric acid esters; Salts thereof (C11D 3/065 takes precedence) derived from amino alcohols |
| 1/20 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Sulfonic acids or sulfuric acid esters; Salts thereof (C11D 3/065 takes precedence) derived from amino alcohols Fatty acid condensates |
| 1/22 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Sulfonic acids or sulfuric acid esters; Salts thereof (C11D 3/065 takes precedence) derived from aromatic compounds |
| 1/24 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Sulfonic acids or sulfuric acid esters; Salts thereof (C11D 3/065 takes precedence) derived from aromatic compounds containing ester or ether groups directly attached to the nucleus |
| 1/26 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Sulfonic acids or sulfuric acid esters; Salts thereof (C11D 3/065 takes precedence) derived from heterocyclic compounds |
| 1/28 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Sulfonic acids or sulfuric acid esters; Salts thereof (C11D 3/065 takes precedence) Sulfonation products derived from fatty acids or their derivatives, e.g. esters, amides |
| 1/29 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Sulfonic acids or sulfuric acid esters; Salts thereof (C11D 3/065 takes precedence) Sulfates of polyoxyalkylene ethers |
| 1/30 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Sulfonic acids or sulfuric acid esters; Salts thereof (C11D 3/065 takes precedence) Sulfonation products derived from lignin |
| 1/32 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Protein hydrolysates; Fatty acid condensates thereof |
| 1/34 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds Derivatives of acids of phosphorus |
| 1/36 | Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent Anionic compounds of unknown constitution |