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ncepc.com.pkncepc.com.pk/phychem/images/pdffiles/V13P5.pdf · 2015-01-21 · Forms of the sulfur were investigated in four coal samples obtained from Makarwal, ... determined by using
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ncepc.com.pkncepc.com.pk/phychem/images/pdffiles/V6P7.pdf · Benzil (BDH laboratory grade) was crystalised twice from absolute alcohol, 10 — 3 mm Hg) ; m.p. 95.00 C. filtered, washed,
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ncepc.com.pkncepc.com.pk/phychem/images/pdffiles/V6P10.pdf · mole, followed by preparative scale electrolyses which gave a respective pinaco/ in high yields. INTRODUCTION Carbon-Carbon