PSA-Mix 1 Back Catalog number: 674688 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended C755392 trans-p-Coumaric-d6 Acid, 5mg Price on request 58113 Aluminum (Al) Price on request 680136 1,2,3,5-Tetrachlorobenzene, 100 µg/ml, Methanol, Price on request