1,1-Diphenylurea, 98%,neat,neat,10mg,

Hexachloro-1,3-butadiene-13C4,100 µg/mL,isooctane,1mL,

Thiamine hydrochloride, 10mg

Perfluoro-5-methylheptane sulfonate, 200ul x 1.00ug/ml, methanol