4,4'-DDT, 100 µg/ml, Methanol, 1ml Back Catalog number: 679461 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 93853 Appendix I Volatile Mix Price on request 674503 PSA-GCB-Mix 14 Price on request 10507.7-10MG Methylhexanamine hydrochloride,neat,neat,10mg, Price on request