DC50 definition
DC50 means the compound concentration at which the Target is degraded by fifty percent (50%).
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Related to DC50
LC50 means the concentration of toxicant (e.g., effluent) which is lethal to 50 percent of the test organisms exposed in the time period prescribed by the test.
Cubic Foot as used herein means the volume of gas contained in one (1) cubic foot of space at a standard pressure of 14.65 pounds per square inch absolute and a standard temperature of sixty (60) degrees Fahrenheit.
Grab sample means an individual sample collected in less than 15 minutes in conjunction with an instantaneous flow measurement.
Tare Weight means the weight of an empty shipping container, excluding all materials used for wrapping, cushioning, banding, waterproofing, packaging, blocking and bracing articles within the exterior container.
Uppermost aquifer means the geologic formation nearest the natural ground surface that is an aquifer, as well as lower aquifers that are hydraulically interconnected with this aquifer within the facility's property boundary.