Anions Mix Back Catalog number: 50211 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70471 Perylene, 1000µg/ml in methylene chloride, 1ml Price on request FRS-040N Di(2-ethylhexyl)tetrabromophthalate, 10mg Price on request 70029 Benzo(a)anthracene-d12, 1000µg/ml in Methylene Chloride, 1ml Price on request