$78.00
Rubidium Atomic Clock: The Workhorse Of Satellite NavigationAmazon$129.96
10MHz Atomic Clock Rubidium Clock FE5680 Constant Temperature Crystal Oscillator Frequency Conversion Board PLL Conversion BoardNewegg$39.95
Rubidium Chloride, Crystals, 99% min., 10 GramsAmazon$15.95
Color Shift Nail Polish - Atomic Polish - Rubidium (Rb)Amazon$6.79
The Alkali Metals : Lithium, Sodium, Potassium, Rubidium, Cesium, Francium by Kristi LewBetter World Books$11.99
ZANEDY Magnetic Phone Mount, Compatible with iPhone 13/14, Rubidium Magnet for Stable Attraction, Easy One-Handed Use, Multipurpose UseAmazon$34.00
Biotics Research GTA® – Endocrine Glands Support, Promotes Optimal Hormonal Balance. Contains Porcine Glandular, Phytochemically Bound Trace Elements™ Selenium, Rubidium, SOD, Catalase 90 CapsAmazon