NWTPH-HCID- Retention Time Mix Back Catalog number: 51137 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59076 Fluoride (F-) Price on request 92028 NYSDEC Stars VOA Price on request 0295.19-200-T 4-Methylchrysene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 3351-30-2 Price on request