The Cobolt-57 check sources are supplied as one inch plastic disks. The small quantity of radioactive material is sealed in radioactive isotope check ... more info

The Cd-109 disk sources are designed for use as reference sources. The half-life is 453 days. Each source is constructed using a Plexiglas disk. ... more info

The Co-60 disk sources is supplied as a one inch plastic discs. The half-life is 5.27 years. The small quantity of radioactive material is sealed in ... more info

The Ba-133 solid disk sources are designed for use as reference sources. Half-life is 10.7 years. Each source is constructed using a Plexiglas disk. ... more info

Cs-137 sources are supplied as one inch plastic disks. Half life is 30.08 years. The small quantity of radioactive material is sealed in the plastic ... more info

Sieverts ONLY in stock. Displays dose and dose rate - Water and noise resistant - Large, clear display and alarm functions - Pocket-sized and ... more info

Triple - strand polypropylene , yellow and magenta strand. This rope is rugged, lightweight, and floats in water. It is sold in 600 foot lengths. ... more info

The Radiation Alert® Area Monitor features a user-friendly interface resistive touch screen display with a large five digit LED readout. The ... more info

The Radiation Alert® Area Monitor features a user-friendly interface resistive touch screen display with a large five digit LED readout. The ... more info

The Radiation Alert® Area Monitor features a user-friendly intelligent resistive touch screen display featuring a large five digit LED readout. It ... more info