Catechin, >98%, 20mg

Difloxacin hydrochloride, 100 µg/ml, Methanol, 1

Custom PAH Neat Standard Mix 10x1mL Each 25µg/mL in isooctane 0711.10 Naphthalene 0732.12 Acenaphthene 0002.12 Acenaphytlene 0217.13 Fluorene 0816.14 Phenanthrene 1049.14 Antracene 0260.16 Fluoranthene 0235.18 Pyrene 0201.18 Benz[a]antracene 0212.

Tecnazene, 100 µg/ml, Ethyl acetate, 1ml