Hexachlorobenzene Back Catalog number: 70195 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 10503.12-K-ME 1-Methyl-4-benzylpiperazine hydrochloride,1000 µg base/mL,MeOH,1mL, Price on request 92189 EPA Method 525 Pesticide Standard Price on request 94490 Sulfur Check Standard Price on request