Vacuum sampling definition

Vacuum sampling means collecting a sample of dust collected by vacuuming a representative surface of known area with a vacuum and using documented methodologies.
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Examples of Vacuum sampling in a sentence

  • Vacuum sampling may, at the Consultant’s discretion, be used instead of wipe sampling to determine the extent of methamphetamine, iodine or lead contamination on fabrics or textiles only.

  • Vacuum sampling techniques measure both lead loading and lead concentration.

  • Vacuum sampling can determine both concentration and loading, while wipe sampling measures loading only.For all hazard evaluations, the data should be examined to determine if consistent patterns emerge (e.g., the window troughs contain high levels, while floors and interior sills are low); such patterns will aid in the development of recommendations for focused, cost-effective control measures.

  • Table 2: Results from second set of vacuum sample tests Sample No 2.2.3 Observations and comments – Vacuum sampling From these tests, vacuuming debris into the sampling device, a number of observations were made:x The fibre counting statistics [MDHS 39/4] show that the lower 95 % confidence limit is approximately 50 % of the reported value and the upper 95% confidence limit about double the reported value.

  • Ultrasound-assisted triage of ankle trauma can decrease the need for radiographic imaging.

  • Vacuum sampling from flowers was biased toward larger and more easily seen bees.

  • Vacuum sampling is generally preferred for soft or rough, porous surfaces and has been done for a variety of agents, including bacterial spores.

  • Most relevant to this case, Congress allowed States, “as a condition of coverage or payment for a covered outpatient drug,” §1396r–8(d)(5), to require approval of the drug before it is dispensed.

  • Vacuum sampling device for low and medium viscositymaterials of epoxy resinWuhan Youji2021225844565Utility modelOctober 26,2021(環氧樹脂類中低黏度物料真空取樣裝置) 50.

  • Natural enemy and pest communities (vacuum samples): Vacuum sampling (Figure 5) of one plant per repetition was conducted biweekly throughout the growing season.

Related to Vacuum sampling

  • Sampling means the distribution of samples to members of the general public in a public place.

  • Yearly (1/Year) sampling frequency means the sampling shall be done in the month of September, unless specifically identified otherwise in the effluent limitations and monitoring requirements table.

  • Recalibration means the adjustment of all DRG weights to reflect changes in relative resource consumption.

  • Testing means that element of inspection that determines the properties or elements, including functional operation of materials, equipment, or their components, by the application of established scientific principles and procedures.

  • Grab sample means an individual sample collected in less than 15 minutes in conjunction with an instantaneous flow measurement.

  • Yearly (1/Year) sampling frequency means the sampling shall be done in the month of September, unless specifically identified otherwise in the effluent limitations and monitoring requirements table.

  • Invasive plant species means species of plants not historically found in California that spread outside cultivated areas and can damage environmental or economic resources. Invasive species may be regulated by county agricultural agencies as noxious species. Lists of invasive plants are maintained at the California Invasive Plant Inventory and USDA invasive and noxious weeds database.

  • DNA sample means any material that has come from a human body and consists of or includes human cells;

  • Plasma arc incinerator means any enclosed device using a high intensity electrical discharge or arc as a source of heat followed by an afterburner using controlled flame combustion and which is not listed as an industrial furnace.

  • Topsoil means a varying depth (up to 300 mm) of the soil profile irrespective of the fertility, appearance, structure, agricultural potential, fertility and composition of the soil;

  • Tank means an enclosed space which is formed by the permanent structure of a ship and which is designed for the carriage of liquid in bulk.

  • Assay means a laboratory analysis of Crude Petroleum to include the following: A.P.I. Gravity, Reid vapor pressure, composition, pour point, water and sediment content, sulfur content, viscosity, distillation, hydrogen sulfide, flash/boiling point and other characteristics as may be required by Carrier.

  • Soil means all unconsolidated mineral and organic material of any origin.

  • Sampler means a person who is employed by or is an owner of a licensed laboratory, grower, or processor and is authorized by that employer to collect samples in accordance with the testing laboratory's standard operating procedures and these Rules.

  • Semi-annual (2/Year) sampling frequency means the sampling shall be done during the months of June and December, unless specifically identified otherwise.

  • Slug loading means any pollutant, including oxygen demanding pollutants, released in a discharge at a flow rate and/or pollutant concentration as to cause interference in the POTW.

  • Encapsulation means the application of an encapsulant.

  • Calibration means the determination of (1) the response or reading of an instrument relative to a series of known radiation values over the range of the instrument, or (2) the strength of a source of radiation relative to a standard.

  • Fluoroscopic imaging assembly means a subsystem in which X-ray photons produce a visual image. It includes the image receptor(s) such as the image intensifier and spot-film device, electrical interlocks, if any, and structural material providing linkage between the image receptor and diagnostic source assembly.

  • Nitrogen oxides means nitric oxide and nitrogen dioxide, expressed as nitrogen dioxide (NO2);

  • Tests means and include such test or tests to be carried out on the part of the contractor as are prescribed in the contract or considered necessary by BHEL, in order to ascertain the quality, workmanship, performance and efficiency of the contractor or part thereof.

  • Pump spray means a packaging system in which the product ingredients within the container are not under pressure and in which the product is expelled only while a pumping action is applied to a button, trigger or other actuator.

  • Calibration gas means a gas mixture used to calibrate gas analysers.

  • Finished water means the water that is introduced into the distribution system of a public water system and is intended for distribution and consumption without further treatment, except as treatment necessary to maintain water quality in the distribution system (e.g., booster disinfection, addition of corrosion control chemicals).

  • Disinfectant means any oxidant, including but not limited to chlorine, chlorine dioxide, chloramines, and ozone added to water in any part of the treatment or distribution process, that is intended to kill or inactivate pathogenic microorganisms.

  • Decontamination means a process that attempts to remove or reduce to an acceptable level a contaminant exceeding an allowable threshold set forth in these Rules in a harvest batch or production batch.