$207.44

Cobalt ICP Standard, 1000 ppm Co in 3% HNO? - PCO1KN-500

$156.76

Cobalt ICP-MS Standard, 1000 ppm Co in 3% HNO? - MSCO1KN-100

$190.20

Cobalt ICP Standard, 10,000 ppm Co in 5% HNO? - PCO10KN-100

$402.88

Cobalt ICP Standard, 10,000 ppm Co in 5% HNO? - PCO10KN-500

$104.52

Cobalt ICP Standard, 10,000 ppm Co in 5% HNO? - PCO10KN-50

$37.79

Cobalt AA Standard, 1000 ppm Co in 3% HNO? - ACO1KN-100

$110.61

Copper ICP Standard, 1000 ppm Cu in 3% HNO? - PCU1KN-100

$209.37

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