Caffeic Acid-13C3, 1mg

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)

Nonylphenol (technical), certified, 0.25g

Nafronyl oxalate salt, 250mg