| Chemistry name: | aluminum formate, basic |
| M Formula: | Al(OH)(CHO2)2•H2O |
| Properties: | |
| White or gray powder. Soluble in water. | |
| Derivation: | |
| Aluminum hydroxide is dissolved in formic acid and spray-dried. Solutions are also prepared by treating aluminum sulfate with formic acid, followed by lime. | |
| Grade: | |
| Technical, solutions (12–20° Bé). | |
| Use: | |
| Waterproofing, mordanting, antiperspirants, tanning leather, improving wet strength of paper. | |