Matrix: Water (H2O), Starting Material: Potassium hydrogen phthalate, Analyte: C6H4(CO2)2-2 1000 ug/mL.
ATTENTION: Inorganic Ventures is no longer supplying paper copies of Certificate of Analyses(CoA) and Safety Data Sheets (SDS). Please use this link to download your copies: https://www.inorganicventures.com/coa-sds-search