| 摘要 |
The present invention relates to storage-stable solutions of basic aluminium sulphate containing polynucleate aluminium hydroxide sulphate complexes of the formula [Al(OH)x(SO4)y (H2O)z]n in which x is 0.75-2.0; y is 0.5-1.12; 2x+y=3; and z is >>4, which solutions contain a stabilizing agent in the form of nitrilotriacetic acid, diethylene triaminopentaacetic acid and/or gallic acid. |
