Retention Time Marker Standard Back Catalog number: 93609 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2801.18-100MG Diethylstilbestrol, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 56-53-1 Price on request 673987 Pyridaben, 250mg Price on request 3907.21-1G Curcumin (E 100), neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 458-37-7 Price on request