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Your cart is empty.The item for sale is 8 Ounces (227 Grams) of Sodium Thiosulfate Pentahydrate (Na2S3O3.5H2O). Sodium Thiosulfate Pentahydrate, also known as Hypo, is an inorganic, water-soluble compound with a wide variety of applications. Bottles are made of durable Polypropylene Plastic, which is a natural, translucent, lightweight, durable, and chemically resistant copolymer. The screw-top is completely leak-proof. Bottle is sealed in plastic with the screw-top shrink-wrapped. HUNDREDS OF USES INCLUDING: Photographic Processing / Gold Extraction “Iodine Clock Reaction” Experiment / Metal “Patina” Recipes / Leather Tanning / Foot-Bath Treatment / Swimming Pool / Water Treatment / Aquarium Treatment / Iodine Stain Remover.
$52.00
$ 23 .99 $23.99