I stained this benchtop I bought from IKEA with poly and this is the result, I'm fairly sure the "wet spots" are glue they used to fill in any depressions or inconsistencies.
KASKER custom made worktop white/light grey marble effect/quartz - IKEA
UnitedStoneMelbourne on X: "Mark installed a new IKEA kitchen and wanted it accommodated with a Porcelain Benchtop, strip splashbacks and waterfall panels.. Colour Afyon - Porcelain Range #kitchenrenovation #homeimprovement #porcelainbenchtops ...
Kitchen Benchtops | Laminate, Stone, and Wooden Countertops - IKEA
SÄLJAN worktop, oak effect/laminate, 246x3.8x90 cm - IKEA
Kitchen Benchtops | Laminate, Stone, and Wooden Countertops - IKEA