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A compound microscope uses a lens close to the obj...

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Tetramethylethylenediamine (TMEDA or TEMED) is a c...

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Pumice ( /ˈpʌmɪs/), called pumicite in its powdere...

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Silicon dioxide, also known as silica, is an oxide...

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Sodium and potassium metabisulfite have many major...

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Gum arabic (gum acacia, gum sudani, Senegal gum an...

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pH Meter

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Ammonia Buffer Solution

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