Formaldehyde (2 ppm)

(1R,2S,3S,4R)-rel-1,2,3,4-Tetrahydro-benz[a]anthracene-1,2,3,4-tetrol, , Solvent-, Unit , # of units-, Cas.no. 78326-53-1 (Unspecific sterochemistry)

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)

2,4-Dichlorophenol-3,5,6-d3, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 93951-74-7