3,3'-Dichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Sulfur Calibration Stock Solution Thiophene 1000 µg/mL in Toluene; unit: 5x1mL ampoules Please request for diluted samples in the range 1 to 1000 ng/mL.

Azaspirazide 2, 1.5 µmol/L , Solvent-methanol, Unit 0.5mL, # of units-1, Cas.no.

1-Methylpyrene-d9, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 210487-07-3