====== Column chromatograph ======

<cri_photo_thumb 
    stock_photo:labs:org_synth:instruments:column_chroma:column_chroma1 | 
    stock_photo:labs:org_synth:instruments:column_chroma:column_chroma1_s.jpg?73 | 
    column_chroma1 
>
<cri_photo_thumb 
    stock_photo:labs:org_synth:instruments:column_chroma:column_chroma2 | 
    stock_photo:labs:org_synth:instruments:column_chroma:column_chroma2_s.jpg?83 | 
    column_chroma2 
>