Ricca
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250 mL Potassium Standard 10 g/L in 2% HNO₃ for ICP, VeriSpecRiccaRV010460-250N$353.24Order will ship within 1-3 business days -
250 mL Potassium Standard 1000 ppm in 2% HNO₃ for ICP, VeriSpecRiccaRV010340-250N$181.95Order will ship within 1-3 business days
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250 mL Potassium Standard 1000 ppm in H₂O for ICP, VeriSpecRiccaRV010288-250N$181.95Order will ship within 1-3 business days
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250 mL Potassium Standard 1000 ppm in H₂O for Ion Chromatography, VeriSpecRiccaRV010937-250N$107.74Order will ship within 1-3 business days