MULTI-ELEMENT STANDARD 7, Ricca Chemical
Manufacturer: Ricca Chemical Co.
VeriSpec Multi-Element Standard 7 2500 ppm Zn; 900 ppm Cr, Pb; 800 ppm Cu, 10 ppm Cd, 8 ppm Hg Manufactured and Tested in an ISO 170, Shelf Life (Months): 12, (DOT Regulated: UN3264, Class 8, PGII)