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6-dioxaheptanoic acid (NFDHA) 40 400 ng/L Pentafluoropropanoic acid (PFPrA) 40 400 ng/L Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA) 40 400 ng/L Perfluoro-3-methoxypropanoic acid (PFMPA) 40 400 ng/L Perfluoro-4-methoxybutanoic acid (PFMBA) 40 400 ng/L Perfluorobutanesulfonic acid (PFBS) 20 200 ng/L Perfluorobutanoic acid (PFBA) 40 400 ng/L Perfluorodecane sulfonic acid (PFDS) 20 200 ng/L Perfluorodecanoic acid (PFDA) 20 200 ng/L Perfluorododecanesulfonic acid (PFDoS) 20 200 ng/L Perfluorododecanoic acid (PFDoA) 20 200 ng/L Perfluoroheptane sulfonic acid (PFHpS) 20 200 ng/L Perfluoroheptanoic acid (PFHpA) 20 200 ng/L Perfluorononane sulfonic acid (PFNS) 20 200 ng/L Perfluorononanoic acid (PFNA) 20 200 ng/L Perfluorooctanesulfonamide (PFOSA) 20 200 ng/L Perfluorooctanesulfonic acid (PFOS) 20 200 ng/L Perfluorooctanoic acid (PFOA) 20 200 ng/L Perfluoropentane sulfonic acid (PFPeS) 20 200 ng/L Perfluoropentanoic acid (PFPeA) 40 400 ng/L Perfluorotetradecanoic acid (PFTDA) 20 200 ng/L Perfluorotridecanoic acid (PFTrDA) 20 200 ng/L Perfluoroundecanoic acid (PFUnA) 20 200 ng/L
Internal Standard for US EPA Method 624
Repetitive pipettes
PCB 175 [CAS:40186-70-7] 100ug/ml in Iso-octane
DL-Malic acid
0.250 mg/L C from NIST Sucrose (Thornton) -- 500 mL 28143-997 6-dioxaheptanoic acid (NFDHA) 40 400NIST Sucrose Calibration Standard at 0. 250 mg L C for Thornton 5000 TOC 500 mL.