Al (400 ppm), Mg (1000 ppm), Ca, Fe (2000 ppm) wt./vol. Multi-Element Standards. Matrix: HNO3.
PlasmaCAL Multi-Element Standards for Environmental Protection Agency (EPA) & the Contract Laboratory Program (CLP) provide an economical alternative to preparing in-house multi-element standards. Available for a range of prescribed methods and in multiple volumes. Complete Certificate of Analysis listing actual concentrations and traceability to NIST.
Matrix: 5% HNO3
140-104-041 - IS 4, 125 ml
140-104-042 - IS 4, 250 ml
140-104-045 - IS 4, 500 ml