Base/Neutral Standard Back Catalog number: 93175 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71165 Trichlorphon, 1000µg/ml in MeOH, 1ml Price on request 673519 Cypermethrin, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 83562 2,4-D Price on request