MULTI-ELEMENT STADNARD 10, Ricca Chemical
Manufacturer: Ricca Chemical Co.
VeriSpec Multi-Element Stadnard 10 50 ppm: As, K; 10 ppm: La, Li, Mn, Ni, Sr, Zn; 1 ppm Ba, Mg Manufactured and Tested in an ISO 1702, Shelf Life (Months): 12