The phrase "analysis of the ash" is correct and usable in written English.
It can be used in contexts related to scientific studies, environmental assessments, or material evaluations where ash is being examined for its properties or composition.
Example: "The analysis of the ash revealed high levels of heavy metals, raising concerns about environmental contamination."
Alternatives: "examination of the ash" or "study of the ash".
Analysis of the ash, he said, had found nails, tacks, color pigments and fragments of canvas indicating the remains of at least four paintings.
After laboratory analysis of the ash and debris there, some 567 surviving houses and a dozen apartments in or near those neighborhoods have been declared unfit for habitation until a cleanup can be completed.
So far, analysis of the ash shows that about a quarter of the particles are smaller than 10 microns, making them more dangerous because they can penetrate more deeply into the lungs, the W.H.O. said.
An analysis of the ash from the stove by scientists at the National History Museum of Romania found that it included handmade nails older than the late 19th century, which they presumed were used to attach the canvases to the wooden stretchers, suggesting that at least three oil paintings had been burned.
The analysis of the ash using ICP also indicated that the P2O5 levels were 0.11%.
Chemical analysis of the ash reveals high contents of Na, Mg, Fe, Ca, Ba and Sr.
One analysis of the ashes painstakingly raked out from the stove suggested traces of painted canvas, but a lawyer for one of the accused on Tuesday insisted all the pictures are intact.
In the present study we report on the mineral analysis of the ashes from the previously used maple samples [13], to which we could also add an additional sample from an early Guarneri del Gesù violin.
Analysis of this ash formation database showed that the distribution of the ash mixture from a narrow coal size fraction is of bimodal nature, with both the fine soft component (earth ash and dust ash) and coarse hard component (stone ash) following the Rosin Rammler (R R) distribution.
The chemical analysis of the fly ash and geopolymer are shown in Table 3.
Electron microprobe analysis of the volcanic ash shows that it is silicic and originates from the volcano Katla underneath Mýrdalsjökull.
