Sodium Thiosulfate Pentahydrate [Na2S3O3.5H2O] 99% AR Grade Crystals 3 Lb in 12 Bottles

You are buying 3 Pounds of Sodium Thiosulfate Pentahydrate Crystals. The item is in 12 polypropylene bottles - 4 ounces in each bottle. Sodium Thiosulfate Pentahydrate CRYSTALS (Na2S3O3.5H2O), also known as Hypo, has hundreds of uses. Bottles are made of sturdy polypropylene. The square, “space-saver” shape ensures that the bottles fit snugly on a shelf. The wide mouth makes for easy dispensing and stackability. To ensure a spill-free journey, the screw tops are heat-sealed and the bottles sealed in plastic.