BTEX Standard Back Catalog number: 92998 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673537 4,4'-DDT, 10.0 µg/ml, Ethyl acetate, 10ml Price on request PLAS-AX-050N Irganox 1098, 50mg Price on request 675200 Isomalt, 250mg Price on request