Nitrate as (NO3-)

pH 2.0 Standard @ 25°C

Indeno[1,2,3-cd]pyrene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 203578-33-0

17 alpha(H),21ß(H)-(22S)-Homohopane, 50µg/mL in Isooctane, 1ml