Hello, what does the import data, NA and ---- of the instrument in this link mean? In the report they show 0 and NAN, how can I modify the imported value to be consistent with the imported value?

zhy122510 · May 7, 2022, 1:02am

senaite/senaite.core/blob/2.x/src/senaite/core/exportimport/instruments/generic/samples/2dimension.csv

,Pentachloronitrobenzene,Mg,Ca,pest1,pest2,pest3,end
1-0001-R01,-----,2,,1,1,1,
1-0002-R01,ND,5,6,0,0,0,
end,,,,,,,