Tag: pencil

Why Is Pencil Used To Mark The Chromatogram?

Due to variations within the thickness of the absorbent layer. You should not mark a TLC plate with pen as a result of the ink will journey up the plate together with...

How Many Inches Is The Smallest Pencil Within The World?

His homeowners were Katrina and Scott Forbes of Taylorville, Illinois, USA. Pauline Musters, known as Princess Pauline, was born in Ossendrecht, Netherlands, on 26 Feb 1876 and measured 1 ft at start....
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