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Once the glass is "stained" is that permanent (left reagent in for several days or longer)? or does alcohol or vinegar able to renew and unstain the glass?
Good question!I hate to ask this boring question but how do you all clean and dry your testing cuvettes?
Hi saintsreturn, your drying station is cool. Did you make this or something that existed already?
Hi,Sorry i just saw this. I made them.