SVB modern bronze hardware sample: Lead-free, Cadmium-free, Arsenic-free. ByTamara Posted:June 16, 2020 2020 SVB modern bronze hardware sample Copper (Cu): 994,500 +/- 3,400 ppm Iron (Fe): 3,040 +/- 483 ppm SharePinPostEmailPrint Never Miss an Important Article Again! Join our Email List First Name Email* Submit