(-)-delta-9-THC, 10.0 µg/ml, Methanol, 1ml Back Catalog number: 682169 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 3474.6-100-CY Pentachloronitrobenzene Price on request XA15960000CY Pentachlorobenzene, 100µg/ml in CY, 1ml Price on request 30169 EPA Method 500 Internal Standard #6 Price on request