Specifications include, but are not limited to: Qualified vendors and establish a contract to provide a Tandem Quadrupole LC-MS System for South Carolina State Law Enforcement Division in accordance with all requirements stated herein. The system must have an API electrospray and nebulizer that is positioned orthogonally to the inlet of the capillary and accommodate a range of mobile phase including 100% water at flow rates to 1,000 uL/min (electrospray) and 1,500 uL/min (APCI) without use of a flow splitter. The system must have a nebulizer that is fixed and does not require positional adjustments for various flow rates, matrices, or solvents. The system must have a countercurrent drying gas and heated nebulizer sheath gas on standard ion source.