VeriSpec? Nexion KED ICP-MS Calibration Standard for Set Up 2 10 ppb Co, 1 ppb Ce Manufactured a $441.81 Quantity discounts available QuantityPrice SKU: RIC-RV010882-500N BRAND: Ricca Chemical Company LLC Quantity -+ Add to Cart Details VeriSpec® Nexion KED ICP-MS Calibration Standard for Set Up 2 10 ppb Co, 1 ppb Ce Manufactured and Tested in an ISO 17025/Guide 34 Facility Details Back DetailsVeriSpec® Nexion KED ICP-MS Calibration Standard for Set Up 2 10 ppb Co, 1 ppb Ce Manufactured and Tested in an ISO 17025/Guide 34 Facility