The K46600 Dual Extraction Apparatus determines lead, acid or salt content of crude petroleum and products by extraction. Consists of two sets of glassware mounted on a sturdy base/upright assembly with separate line switches, rheostats and condenser water control valves for each. Each glassware set includes a 500 mL boiling flask, Hopkins reflux condenser with aspirator, thistle tube, heating tube, 250W heating coil and 400 mL Pyrex™ beaker. Conforms to the specifications of: ASTM D2547; IP 77, 182, 248; ISO 2083; NF M 07-014, 07-023. Shipping Weight: 66 lbs (30kg).