Sentence examples for trace level from inspiring English sources

The suspension was a result of a positive test for a trace level of morphine found in one of his starters at Hollywood Park in May 2000.

One is present at a trace level and is preferentially adsorbed.

The proposed cantilevers are promising for low cost, trace level and on-site biological/chemical detections.

An electrochemical biosensor for organophosphorus (OP) pesticides trace level concentrations determination was developed and characterized.

Using the effective material, a method for Cd II) preconcentration at trace level was developed.

The proposed method was applied to determine the trace level compounds in natural water samples.

This work describes the development of an electrochemical sensor based on a new molecularly imprinted polymer for the detection of γ-amino butyric acid at ultra-trace level.

Electrochemically roughened silver has been widely used as SERS substrate in the qualitative detection of analytes at the ultra-trace level.

This work describes the development of an electrochemical sensor based on a new molecularly imprinted polymer for detection of metoprolol (MTP) at ultra-trace level.

For certain trace-level analyses the sample collection vessel must be composed of high-purity materials and rigorously cleaned before use.

When a trace-level analyte is concentrated in a very heterogeneously distributed constituent of a test sample, a unique situation prevails.