Cleaning Dull Granite Countertops. Granite countertops can add a sleek elegance to any kitchen, and because they're highly durable, they don't require much maintenance. Before applying the sealer, clean the countertops and give them plenty of time to dry to ensure the best adhesion of the product.
Daily cleaning: To keep granite countertops shiny, daily cleaning with a mixture of dishwashing detergent and water is recommended. Granite countertops can add a sleek elegance to any kitchen, and because they're highly durable, they don't require much maintenance. If you clean and polish your granite countertops and they remain dull and scratched, you may need to apply a fresh layer of sealant.
If you're using an acidic substance like vinegar to clean your granite countertops, you could be inadvertently etching (dulling) the granite.
White mineral deposits on granite countertops are a typical result of hard water.
Deep cleaning granite keeps the dust and grime away and your granite countertops looking great. The surface must be ground re-finished to restore the shine. For the above reasons you should only use products safe for cleaning granite countertops.