As, Li, Mn, Mo, Ni, Sc, Na (20 ppm), P, K (100 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: 2% HNO3
140-103-031 - IWS 3, 125 ml
140-103-032 - IWS 3, 250 ml
140-103-035 - IWS 3, 500 ml