Methylmalonic acid, 100 µg/ml, Acetonitrile, 1ml

4,4'-Bis(2-benzoxazolyl)stilbene, >97%, 25g

Tenuazonic acid mixture of diastereomers, 100 µg/m

2,2',3,4,4',5,6'-Heptabromodiphenyl ether, 1.2ml x 50ug/ml, nonane