Sentence examples for concentration was below from inspiring English sources

Both chemical types were removed most efficiently from the aqueous phase when MWCNT concentration was below 1.5% dry sediment weight.

The median Cr6+ concentration was below 0.5 µg/m (maximum 6.6 µg/m).

Probe concentration was important for sensitivity, which dropped noticeably when the concentration was below 0.5 ng/μl.

Cd had no significant influence (P > 0.05) on SOD activity in both cell lines when the concentration was below 0.5 mg L−1.

If the final protein concentration was below 1 mg/ml, the preparation was further concentrated using Vivaspin-6 or -20 (5000 MW PES, Sartorius AG, Göttingen, Germany).

A linear adsorption isotherm was observed when the concentration was below 1.5 ppm.

The initial phenol concentration was below 8.8 mM based on reaction volume.

The helix was formed by clustering of several chain segments when the polymer concentration was below 0.09 g L−1.