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Oxides (soluble in HNO3)
Organic Matrices containing silicates and non volatile silicon compounds (dry ash at 450°C in Pt0 and dissolve by gently warming with 1:1:1 H2O / HF / H2SO4 or fuse / ash with Na2CO3 and dissolve fuseate with HCl / H2O)
The stability of HCl solutions at ppb levels has not been determined by our laboratory
Organic Matrices (dry ash and dissolve in 1:1 H2O / HCl or HNO3)
CGTA10-125ML
6020 INTERFER CHK SOLN A 125mL 140-061-031 Oxides (soluble in HNO3)Description Intended use Spectral Interference Check solution (SIC) specifically designed for use with EPA method 6020 Read more Spectral interference check (SIC) solutions Prepared so as to contain known concentrations of interfering elements that will demonstrate the appropriate magnitude of interferences and provide an adequate test of any corrections. Chloride in the SIC solution provides a means to evaluate software corrections for chloride