$147.98

Mixed ICP Standard: 100 ppm Co, Cu, Fe, Mg, Mn, Zn - RPMX054N-500N

$768.68

Mixed ICP Standard 10,000 ppm Ca, P, K; 1000 ppm Mg, Na, S; 200 ppm Cu, Fe, Mn, Mo, Zn in 5% HNO? - RMXICPSX-500N

$465.82

Multielement ICP Standard, 4000 ppm Cu / 500 ppm V / 100 ppm Fe in 5% HNO? - RPMX0291-500N

$209.37

Copper ICP Standard, 1000 ppm Cu in 3% HNO? - PCU1KN-500

$388.07

Copper ICP Standard, 10,000 ppm Cu in 5% HNO? - PCU10KN-500

$105.55

Copper ICP Standard, 10,000 ppm Cu in 5% HNO? - PCU10KN-50

$141.13

Copper ICP Standard, 100 ppm Cu in dilute HNO? - RPCU01KN-100N