Abstract:Batubara Sawahlunto, Sumatra Barat dianalisis untuk menentukan karakter geokimia organiknya melalui metode ekstraksi dan identifikasi sehingga dihasilkan fraksi hidrokarbon alifatik. Fraksi hidrokarbon alifatik kemudian dianalisis dan diidentifikasi strukturnya menggunakan Kromatografi Gas-Spektrometri Massa (KG-SM). Identifikasi struktur menunjukan adanya distribusi n-alkana dan isoprenoid. Senyawa n-alkana terdistribusi unimodal mulai n-C15 sampai n-C33 dengan dominasi rantai panjang (>C20) yang mengindikasi… Show more
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