The phrase "not observable for" is grammatically correct and readable.
You can use it when you are referring to something that a person cannot detect or recognize with their senses. Example: The newly discovered species is not observable for the average person in this area.
The DBS values for pairs of species were not observable for the internal genes at the amino acid level, except for the HA and NA segments.
The study found that while a significant negative correlation exists between in-lecture media use and academic performance for students in the Arts and Social Sciences, the same pattern is not observable for students in the faculties of Engineering, Economic and Management Sciences, and Medical and Health Sciences.
However, the third, quite slow mRNP diffusion coefficent, D3, was not observable for the inert dextran.
Hence, the anisotropic nuclear spin interactions, namely, dipolar coupling, chemical shift anisotropy, and quadrupolar interaction, are usually not observable for soluble proteins.
Furthermore, lidocaine by itself, blocks the fast conducting nerve fiber, shifting the CVD histogram to left (in favor of the slower velocities), which is a property not observable for dexmedetomidine.
Low-dose chronic exposures present greater challenges: health outcomes may not be known; effects of low-dose exposures are not observable for years or decades; effects may require repeated exposures over time; multiple agents may need to interact simultaneously or sequentially; and the effect may occur only in sensitive subpopulations or those with existing health conditions.
Carnap is aware of the fact that color concepts are not observable ones for a color-blind person.
Since this idiosyncratic utility of leisure is not observable, workers are identical for firms.
For the smallest η, the excess is below double-precision and thus not observable anymore (see Section 6.2 for more explanation).
Automatic negative cognitive biases in maltreated individuals were not observable when cognitive resources allowed for an effortful correction.
In other words, the important exogenous variables such as health status, and taste for health are not observable but are correlated with the key observable exogenous variables in the demand equation.
