BTEX Standard Back Catalog number: 94133 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3310.9-100 Ametryne, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 834-12-8 Price on request 11988.9-10MG Romifidine,neat,neat,10mg, Price on request 33071 o-Cresol Price on request