CLP Semi-Volatile Internal Standard Back Catalog number: 10009R Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended M305370 Methopterine, 100mg Price on request 673565 Endrin, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 90369 Tetrachloro-m-xylene Price on request