Silicon (Si) Back Catalog number: 57914 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3329.12-100-AN Carbaryl, 100μg/mL in Acetonitrile, 1ml Price on request 11322.10-10MG Phenacetin,neat,neat,10mg, Price on request LA11457540CY Chloroparaffin C13 44.90% Cl, 10μg/mL in CY, 1ml Price on request