\documentclass[border=1mm]{standalone}

\usepackage{cmap}
\usepackage[cp1250]{inputenc}	
\usepackage[T1]{fontenc}
\usepackage{graphicx}
\usepackage{lmodern}
\usepackage{tikz}
\usepackage{float}
\usepackage{siunitx}
\usepackage{amsmath}
\usepackage{upgreek}
\usepackage{pgfplots}
\pgfplotsset{compat=1.17}
\usepgfplotslibrary{units}
% \makeatletter
%\pgfplotsset{
%  unit code/.code 2 args=
%    \begingroup
%    \protected@edef\x{\endgroup\si{#2}}\x
%} 
%\makeatother

\pgfkeys{%
  /tikz/on layer/.code={
    \pgfonlayer{#1}\begingroup
    \aftergroup\endpgfonlayer
    \aftergroup\endgroup
  }
}

\begin{document}
	\begin{tikzpicture}
		\begin{semilogyaxis}[
			height=7cm,	width=11cm,	grid=major,
    		x unit=\SI{}{\nano\meter}, y unit=\SI{}{\meter},
			xlabel=$\lambda$,	ylabel=Absorption depth,
			ymin=1e-9,ymax=1e-3,
			xmin=200, xmax=1000,
			ytick distance = 10,
			set layers,
			x tick label style={/pgf/number format/.cd, set thousands separator={}},
			xticklabel shift = 3 pt
		]					
			
			\addplot +[solid, thick,color=blue,mark=none] table [x=wavelength(nm), y=absorption depth (m), col sep=semicolon] {OpticalPropertiesOfSilicon.csv};
			
		\end{semilogyaxis}
	\end{tikzpicture}
\end{document}