Atrazine is often present in American waterways at much higher concentrations than 0.1 part per billion.
The native state TTR begins to precipitate at much higher concentrations of NH4SO4 (>50%).
Its antibacterial compounds would need to be taken in much higher concentrations than amoxicillin, an antibiotic used for peptic ulcers.
However, they neither directly inhibited aromatase, nor improved aromatase degradation even at much higher concentrations.
Coastal environments have much higher concentrations of urban land area (10%) and urban populations (65%) than other ecosystems.
"It delivers the oxygen to the body in much higher concentrations than would occur normally.
Some research reactors and reactors that make isotopes used in medicine run on much higher concentrations.
The paper also said that workers toiling in the smoldering rubble could easily have inhaled air with much higher concentrations of the hydrocarbons.
Primodos contained the same mixture of hormones as in the oral contraceptive pill, first launched in the UK in 1961, only in much higher concentrations.
We found that coprogens and fusigen were present in much higher concentrations in bulk soil than were ferrioxamines and ferrichromes.
They found that that methane was invariably present in much lower concentrations during glacial periods and in much higher concentrations during periods of warming.
