EPA Method 8260 - Surrogate Standard

Metformin Hydrochloride, 1g

Oxygenate Stock Solution 2 2000µg/mL each in isooctane ETBE 2151.5 MTBE (methyl-tert-butyl ether) 2143.6 DIPE (Diisopropyl ether) 2142.6 TAME (tert-Amyl methyl ether) 1379.1Methanol 1320.4 Isopropanol 1375.3 n-Propanol 1377.4 sec-Butanol 2

EPA 506Laboratory Performance Test 7 Analytes each concentration as listed in methanol; units: 5x1mL, 1x5mL 1225.12 Diethyl phthalate DEP [84-66-2] 100µL/mL 1228.22 Bis(2-ethylhexyl) adipate BEHA