Apparatus for laboratory use (other than medical); apparatus for use in laboratory analysis; detecting apparatus for scientific laboratory use; laboratory apparatus (other than for medical use); laboratory apparatus for scientific research; laboratory instruments (other than for medical use); laboratory optical apparatus; laboratory optical instruments; laboratory utensils (other than for medical use); reference apparatus for use in test comparisons (laboratory or scientific apparatus); reference apparatus for use in testing (laboratory or scientific apparatus); reference standards apparatus for use in test comparisons (laboratory or scientific apparatus); sampling apparatus being laboratory apparatus; scientific apparatus for laboratory purposes (other than for medical diagnosis); scientific apparatus for laboratory use (other than for medical diagnosis)