The 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...
The Dual Extraction Apparatus determines lead, acid or salt content of crude petroleum and...
