Sentence examples for significant contaminations from inspiring English sources

These results show that the preparative GC purification step, and later sample recovery and NMR sample preparation steps did not introduce significant contaminations into the NMR tubes.

Therefore, even very low numbers of contaminating cells will produce significant contamination.

Thus observations at a bore-hole may suggest that contaminants are largely confined to the fracture system, when, in fact, significant contamination resides in the matrix.

No significant contamination was found in any municipal water supplies.

Uncontrolled landfill disposal can cause the release of significant contamination.

In all cases, the material must be dissolved without significant contamination.

We demonstrate that the spots can be densely arranged on a microfluidic device without significant contamination of the retrieval.

The soils showed a significant contamination with Tl at a mean concentration of 1.34 mg/kg.

Current stents have significant contamination with industrial impurities on the surface and in the bulk.

A 2006 study by Morocco's national fisheries research institute (INRH) found significant contamination of cadmium in shellfish around OCP's discharge points.

Significant contamination within the facility into an area not expected by design, with exposure of a worker in excess of the statutory annual limits.