Bis(4-hydroxyphenyl) sulfone, 1.2ml x 50ug/ml, methanol

Tetrachloroguaiacol , 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 2539-17-5

2,6,10-Trimethylpentadecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3892-00-0

Sodium Carbonate