Composition: Aluminon in acetate buffer Concentration: 0.1% aluminon in pH 4.5 acetate buffer Appearance: Red solution Use: Colorimetric determination of aluminum

Aluminon Content: 0.1% ± 0.01% w/v. Buffer: Acetate buffer pH 4.5 ± 0.2. Appearance: Clear red solution. pH: 4.3-4.7. Sensitivity: Detects 0.1-2.0 ppm aluminum. Color Development: Red lake forms with Al³⁺. Stability: Stable for 3 months when stored properly. Interference: Masking agents included if specified. Performance: Linear calibration curve in specified range. Filterability: Passes through filter paper without residue. Packaging: Amber glass bottles.