SPEX CertiPrep
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Assurance Grade Silicon for AA and ICP, 10,000 ug/mL (10,000 PPM), 500 mL, in H2O / 4% F, SPEX Certiprep, PLSI9-3XSPEX CertiPrepPLSI9-3X$306.68Order will ship within 1-3 business days -
Assurance Grade Silicon for AA and ICP, 10,000 ug/mL (10,000 PPM), 500 mL, in H2O, SPEX Certiprep, PLSI9A-3XSPEX CertiPrepPLSI9A-3X$306.68Order will ship within 1-3 business days