Multi-Element Solution 4 Back Catalog number: 52136 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71389 n-Butylamine Price on request 2026.6-100-DC gamma-HCH (BHC), 100µg/mL, Solvent-dichloromethane, Unit 1ml, # of units-1, Cas.no. 58-89-9 Price on request PFRS-030S Resorcinol bis(diphenyl phosphate), 100µg/ml in Toluene, 1ml Price on request