Pro-Cure Sodium Sulfite for curing salmon eggs is 99% pure and a tremendous preservative that works exceptionally well on salmon, trout, and steelhead eggs! Pro-Cure says another advantage of sodium sulfite is that it produces heavy milking eggs that let loose a captivating cloud of milk into the water. The released scent makes it easier for fish to target your eggs. Get the desired milkiness during your drift and the flavor salmon and steelhead love - cure your eggs with Pro-Cure Sodium Sulfite! Tech grade 99% pure Tremendous preservative for salmon, trout, and steelhead eggs Salmon and steelhead love the flavor pro-Cure sodium sulfite adds to eggs Produces a heavy milking egg Two available sizes: 4 oz. bottles or 2 lb. jars Made in the USA