50lb bag of medium crystals of copper sulfate. PLEASE NOTE THAT THIS ITEM MAY COME REDISTRIBUTED INTO SMALL PLASTIC CONTAINERS DEPENDING ON SHIPPING DISTANCE. At least 99% pure. Fast 'n Free shipping
لديك سؤال؟ انظر ماذا طلب الآخرون
I see that this is 99.6% pure as opposed to the 99.9% pure product I've been using. Will this still kill tree roots in sewer pipes?
