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ITEM#: 3073-QC7500
MFR#: QC-7-500
QUALITY CONTROL STD 7;500ML.ICP Quality Control Standard 7, 500mL, Components in 5% HNO3/tr. HF:<br>Al .100ug/mL<br>Ba .100ug/mL<br>B .100ug/mL<br>K .1000ug/mL<br>Si .50ug/mL<br>Ag .100ug/mL<br>Na .100ug/mL