ICP-MS Mix Back Catalog number: 59548 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678030 D4-Rhodamine B, 100 µg/ml, Methanol, 1ml Price on request 677030 3,6-Dimethylphenanthrene, 10mg Price on request 676720 L-Tryptophan, 100mg Price on request