IP 391-95 Calibration Level 3 Back Catalog number: 98403 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended BPP 4,4'-(1,4-Phenylenediisopropylidene)bisphenol, 1.2ml x 50ug/ml, methanol Price on request 674091 Benthiavalicarb-isopropyl, 10mg Price on request 2575.26-200-T 1-n-Hexylperylene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 143076-98-6 Price on request