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  Spinthariscopes were popular items back in their day but they have long since disappeared and been forgotten. In the mid 1990s, United Nuclear Scientific designed a new Spinthariscope using modern materials and essentially brought the classic...... more info

Radioactive Uranium Doped Marbles Large Uranium Doped Glass Marbles under normal light (small marble shown for size comparison) Large Uranium Doped Glass Marbles under Ultraviolet light (Blacklight) Radioactive Uranium Doped.... more info

Trinitite Fragments Small Trinitite Fragments & chunks packaged in a 2 dram vial. Vial contains a large number of very small Trinitite fragments, primarily 1/16" to 1/8" in size along with smaller "sand-like" granuels. Great for microscopic...... more info

Radiation Area Sticker > General purpose 'Radiation Area' warning sticker. It measures 8" long x 2" wide - the perfect size for applying to just about anything. These are professional, weatherproof vinyl graphics - not cheap paper. Ready to apply..... more info

Radioactive Material Sticker > General purpose 'Radioactive Materials' warning sticker. It measures 8" long x 2" wide - the perfect size for applying to just about anything. These are professional, weatherproof vinyl graphics - not cheap paper....... more info

Tiny Mounted Trinitite Sample Tiny, very affordable Trinitite samples. These thumbnail Trinitite samples measure about 1/2" across and are mounted on heavy-stock, high-gloss Kodak photo paper with a thick cardboard backing. The image printed is an.... more info

Alpha Radioscope ( Optical Geiger Counter ) The United Nuclear Alpha Radioscope Similar in construction to our Spinthariscope, the Alpha Radioscope contains no radioactive material. Instead, the back end of the device is essentially open...... more info

Trinitite Display Framing Frame Your Trinitite! Protect your investment! For an additional $35.00, we will mount & frame your Trinitite sample in a high quality wood frame with glass insert. Your Trinitite sample will be mounted on heavy-stock,...... more info

Style # 1 Radiation Warning Tape reads: "Radioactive Material". Tape is 1" wide, micro perforated every 3". Roll length: 180'. Use as a continuous strip, or tear along the micro perforations for individual labels. Radiation Warning Tape, style 1: ...... more info

Style # 2 Radiation Warning Tape reads: "Caution Radioactive Material".This is actually a roll of stickers - not a continuous tape. Individual stickers peel off a backing Roll is 1/2" wide. Each gloss sticker measures 1/2" x 1". Roll length: 180'....... more info

Style # 3 Radiation Warning Tape reads: "Caution Radioactive Material, Isotope:, Amount:, Date:". Tape is 1" wide, micro perforated every 2". Roll length: 180'. Use as a continuous strip, or tear along the micro perforations for individual labels....... more info

Style # 4 Radiation Warning Tape reads: "Caution Radioactive Material". Tape is 1" wide and 180' long. There are no micro perforations on this tape, it is one continuous strip. Radiation Warning Tape, style 4: $25.00... more info

RadMax Lead Sheet Customers for our RadMax lead sheet include the top nuclear facilities in the USA, Los Alamos, Sandia, and Lawrence Livermore National Laboratories. The ideal general purpose radiation shielding, RadMax is a high performance,...... more info

iOSAT Potassium Iodide Pills FDA Approved In keeping with our policy to supply only the best available products and following the new guidelines handed out by the FDA, United Nuclear Scientific now only sells iOSAT, the only FDA approved...... more info

The Super Spinthariscope is an improved version of our classic Nuclear Spinthariscope. The Super Spinthariscope allows the user to vary the distance between the radioactive source and the target by means of a small knob on the bottom of the unit....... more info