The phrase "after some samples" is correct and usable in written English.
It can be used when referring to a process or action that occurs following the examination or analysis of a few examples or instances.
Example: "The results were inconclusive after some samples were tested for accuracy."
Alternatives: "following a few samples" or "subsequent to several samples".
In Hong Kong, Heinz Foods this week recalled its vegetable formula baby cereal after some samples of it tested positive for melamine.
The Rotarix vaccine made by GlaxoSmithKline is again recommended for use in children, two months after some samples were contaminated with a virus found in meat products.
Findus was forced to withdraw its frozen beef lasagne, produced by the French firm Comigel, on 4 February after some samples were found to comprise up to 100 per cent horsemeat.
For a time-varying field, further accuracy can be obtained by re-partitioning the field (and hence repositioning the Gaussians) after some samples to account for the field evolution in time.
Findus, which had to withdraw its beef lasagne ready meals after some samples were found to contain 100% horsemeat, said on Friday that it had tested all its other beef products and found no evidence of contamination.
The grocer issued the recall after some samples tested positive for listeria monocytogenes, a bacterium that often grows in unpasteurized foods and can cause symptoms such as diarrhea, vomiting and fever.
After deposition, some samples were additionally sealed with epoxy resin.
After deposition, some samples were annealed at 800 °C by rapid thermal annealing (RTA).
Immediately after labeling, some samples were fixed in 4% paraformaldehyde (PFA), stained for cell nuclei (topro-3-iodide, Invitrogen) and mounted for confocal microscopy.
After PMCA, some samples were digested with PK (100 μg∙ml-1) for 1 hr at 37°C prior to immunoblotting.
Brain samples were not diluted as concentrations were too low to quantify after dilution in some samples.
