Method 200.8/1638/1640 Internal Standard Back Catalog number: 53145 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674654 Iopromide, 100mg Price on request 9242.7-K-MEX10 Salicylic acid-d4 (3,4,5,6-d4), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-10, Cas.no. 7864-17-0 Price on request 71318 2,4,4-Trimethyl-2-pentene Price on request