EPA Method 8250Mix #10

WP Pesticide Amp 1 - Cal Check

Thiophene in Thiophene-free Benzene Units: 5x1mL ampoule, 10mL screw-capped bottle Chiron No. Concentration Light White Mineral Oil µg thiophene/g (20 cSt at 40°C)

EPA Method 524 & 624 - Internal Standard