Internal Standard - Surrogate Mix Back Catalog number: 96032 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676812 16-O-Methylcafestol, 2mg Price on request 676947 Metazachlor, 10 µg/ml, Cyclohexane, 10ml Price on request 673748 Bromoxynil, 10 µg/ml, Ethyl acetate, 10ml Price on request