Sentences with phrase «concentration of additives»
Such a regimen would increase the concentration of additives in freshwater systems, but the salt concentration would not increase at the same rate.
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Through chemical analysis, they were also able to see how various concentrations of additives affected the cross-linking mechanism and resulting stability and sensitivity.
Not exact matches
Virgin Palm Oil contains high concentrations of a powerful form of Vitamin E called «tocotrienols» which published research has shown is 40 — 60 times more potent than alpha - tocopherol (the most common form of Vitamin E found as an additive in most skin care products.)
However, some water supplies may contain higher concentrations of chemicals or additives.
Arsenic (As) exposure from rice is of particular concern for infants and children.1 - 4 Infant rice cereal, a common first food, 5,6 may contain inorganic As concentrations exceeding the recommendation from the Codex Alimentarius Commission of the World Health Organization and the Food and Agriculture Organization of the United Nations of 200 ng / g for polished (white) rice, 4 the new European Union regulations of 100 ng / g for products aimed at infants7 (eTable 1 in the Supplement), and the proposed US Food and Drug Administration limit.8 Infants consuming only a few servings of rice cereal or other products (eg, rice snacks) per day may exceed the now - withdrawn provisional weekly tolerable intakes for As set by the Joint Food and Agriculture Organization of the United Nations and the World Health Organization Expert Committee on Food Additives.9, 10
To test the possibility of mitigating this production without disrupting a cow's digestion, Hristov and his colleagues mixed additives containing three different concentrations of 3NOP as well as a placebo additive into cattle feed.
We used outdoor, freshwater mesocosms to experimentally manipulate the concentration of magnesium chloride and two organic additives (beet juice and distillation byproduct).
Early in the experiment, microbial breakdown of carbohydrates in the additives reduced the oxygen concentration in the water to extremely low levels.
We experimentally tested how three concentrations (low, medium, and high) of magnesium chloride affected mosquito survival, with and without organic additives.
«Independent and Additive Effects of Energy Restriction and Exercise on Glucose and Insulin Concentrations in Sedentary Overweight Men,» The American Journal of Clinical Nutrition, 80 (2), 308 - 316.
Additionally, it is report - ed that the antimicro — bial effects of the FAs and MGs are additive, and total concentration is critical for inactivating virus - es (Isaacs and Thormar 1990).
Additives may be combined with growth medium 406 in any portion of system 400 (e.g., carbon dioxide capture facility 102, algaculture facility 104, concentration unit 402 and / or dilution unit 404).
We use a one - dimensional radiative - convective model for the atmospheric thermal structure to compute the change in the surface temperature of the earth for large assumed increases in the trace gas concentrations; doubling the N2O, CH4, and NH3 concentrations is found to cause additive increases in the surface temperature of 0.7 °, 0.3 °, and 0.1 ° K, respectively.
BTW, this treatment of using additive or multiplicative indices has a long history in Russian geochemistry, where the objective is to combine weighted concentrations of many elements / compounds analysed in soils or rocks, to see if they yield a direction to a concentrated source.
In fact, only a very small portion of the corn ethanol that is produced is used to make E85 — the remainder is used as a fuel additive, in concentrations up to 10 % of the gasoline.