525 Internal Standard Back Catalog number: 94212 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1336.12-K-T Acenaphthylene-d8, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 93951-97-4 Price on request 3659.6-50-IO 1,4-Dibromobenzene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 106-37-6 Price on request 12066.22-100MG Doxycycline hyclate,neat,neat,100mg, Price on request