Pethoxamid-ESA sodium, 10µg/ml in Acetonitrile, 5ml

Detector Linearity Check Unit: 2x1mL 25 % w/w # 2 Diesel Fuel in n-Hexadecane 50 % w/w # 2 Diesel Fuel in n-Hexadecane

Tetra-n-octyltin, 100mg

Formaldehyde-DNPH Level 4 (2ug/mL)