Roundup Weed and Grass Killer, Package Size: 64 oz, Package Type: Bottle, Liquid, Odor/Scent: Musky, Amber, Compositions: Diquat Dibromide, Isopropylamine Salt of Glyphosate, Other Ingredients, Flammability Rating: 1, Density: 1.0775 g/cc, Specific Gravity: 1.0775, pH Range: 4.6, Application Method: Spray