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An acidic gel wheel cleaner featuring oxalic acid for dissolving brake dust with color-changing visual feedback during the cleaning process. McKee's 37 Foaming Wheel Cleaner Gel ranks #5 of 59 wheel cleaners for acidity.
Key Chemistry
pH
2–3
Active Mechanism
acid dissolution
Surfactants
0
Expert Analysis
The disclosed components include oxalic acid as the primary active ingredient, which chemically dissolves ferrous iron particles in brake dust at a low pH of 2.5. The gel formulation is designed to cling to vertical wheel surfaces for extended contact time, though the complete surfactant system and thickening agents remain undisclosed.
Key Differentiators
- •Thick gel consistency that clings to vertical surfaces and stays where sprayed
- •Color-changing visual indicator that shows active brake dust dissolution
- •Ready-to-use acidic formula requiring no dilution for immediate application
Ingredients
oxalic acid
1–3%
CAS: 144-62-7cleaning agent
2-(2-butoxyethoxy)ethanol
1–2%
CAS: 112-34-5solvent
Safety Profile
Signal Word
DangerEye Hazard
H318 - Causes serious eye damageSkin Hazard
H315 - Causes skin irritationCorrosive to Metals
YesFlammable
No
