Exact(11)
ELECTROMAGNETICALLY enriched isotopes of the elements lithium, potassium, rubidium, calcium, strontium and barium, after the necessary chemical processing, are only available in one of the standard gravimetric forms, whereas nuclear targets for reaction studies in high-voltage accelerators are usually required as the element.
All the etched wafers were studied under optical microscope and etching thickness was studied with a standard gravimetric method.
This method has been validated by comparison with the "gold standard" gravimetric method in experimental animal studies [21 23].
Calculated wear volumes were compared with gold standard gravimetric tests in a blinded study.
PM mass on Teflon filters was estimated using standard gravimetric methods.
This method has been validated by comparison with the "gold standard" gravimetric method in experimental animal studies [ 21- 23].
Similar(49)
Numerous studies have reported a good correlation between NMR-determined estimates of lung water and estimates from the gold-standard gravimetric method [ 21, 22, 23, 24, 25, 26].
Quantitation was accomplished using one point gravimetric standard addition along with a spike of 82Se internal standard to compensate for signal drift and fluctuation during analysis.
Hydrocarbon content was determined using the "standard method for gravimetric determination of hydrocarbon" (PN-86 C-04573/01).
Dietary fibre was analysed in cereal products, pastries, vegetables, fruits and potatoes by an accredited enzymatic, gravimetric standard method according to the NMKL.
In the 2005 MB, homogenates from the two baskets purchased in each of the four cities were merged before the analysis, resulting in one sample per food group and city.> -wrap-foot> Total fat was analysed in all food groups, except beverages (i.e. twenty-two samples), by accredited gravimetric standard methods.
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