Here is the XRF test result summary for this product: World’s Best Cat Litter. Bromine (Br): 4 +/- 1 ppm Zinc (Zn): 27 +/- 5 ppm Iron (Fe): 62 +/- 13 ppm That’s it! No other metals detected! Continue reading below image… This kitty litter was Non-Detect / Negative for all other metals, including: Lead (Pb) […]
