chemical tracer

chemical tracer

[′kem·i·kəl ′trā·sər]
(nucleonics)
A tracer having chemical properties similar to those of the substance with which it is mixed.
References in periodicals archive ?
A An effective diagnostic technique that ombines positron emission tomography (PET) scans of the brain with a chemical tracer that indicates the presence of beta-amyloid plaques, a hallmark of Alzheimer's disease (AD), has been developed.
The international team measured mixing in the Southern Ocean by releasing tiny quantities of an inert chemical tracer into the Southeast Pacific and then tracking it for several years as it went through Drake Passage--the channel between the southern tip of South America and the Antarctic continent.
The positron emission tomography (Pet) scans work by injecting a glucose like solution combined with a chemical tracer into the patient.
2002), who strongly suggested that their conservative chemical tracer and bacteria were transported via different pathways, and consequently chemical tracer parameters such as velocity, dispersivity, and effective porosity could not be used to model bacterial transport.
A chemical tracer of known concentration is added to the rill and by knowing the degree of dillution at a downstream sampling point, flow rate can be calculated.
CFT provides EOR products and services, including field screening and evaluation, single well chemical tracer tests to measure residual oil saturation, surfactant/polymer formulations and field pilot facilities.
Treatment System, Shall Include Fluorescent Chemical Tracer And
Under the agreement, BP will provide support to ADMA-OPCO in conducting a Single Well Chemical Tracer Test, SWCTT, and carrying out laboratory tests to evaluate Carbonate Ionic Design EOR potential in ADMA-OPCO s fields.
Uzma Engineering Sdn Bhd, Uzma Bhd s wholly-owned unit has announced that it has signed a joint venture agreement (JVA) with Chemical Tracer Services Sdn Bhd.
For forming a joint concern firm to offer chemical tracer services for the offshore oil and gas sector, Uzma Engineering Sdn Bhd, Uzma Bhd s wholly-owned unit has signed a joint venture agreement (JVA) with Chemical Tracer Services Sdn Bhd.
So we are using the non-lethal sampling of small amounts of tissue, which we are testing for chemical tracers using sophisticated and sensitive analytical tools,' she said.
We are using non-lethal sampling of small amounts of tissue, which we are testing for chemical tracers using sophisticated and sensitive analytical tools," she explained.

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