Analisis Kandungan Garam Gunung Asal Krayan Kabupaten Nunukan Kalimantan Timur

Authors

  • Herman Herman Laboratorium Kimia Analisis Farmasi, Fakultas Farmasi, Universitas Mulawarman Samarinda, Kalimantan Timur, Indonesia
  • Rolan Rusli Laboratorium Penelitian dan Pengembangan "Farmaka Tropis", Fakultas Farmasi, Universitas Mulawarman, Samarinda, Kalimantan Timur, Indonesia http://orcid.org/0000-0003-1264-5933

DOI:

https://doi.org/10.25026/jtpc.v1i4.38

Keywords:

Mountain Salt,, krayan, ASS, XRD, SEM

Abstract

Has been studied composition of mountain salt from Krayan, Nunukan, East Kalimantan. This study aims to determine the composition of the minerals contained in the  mountain salt. Mountain salt is obtained from wells Krayan District residents were further prepared for analysis using a technique using Atomic Absorption Spectrometer (AAS), further by looking at the pattern of X-ray Diffraction (XRD) and Scanning electron microscopic (SEM). Based on the results obtained AAS has identified mineral deposits include: Na, K, Mg, Al, Cu, Zn, Fe, Ba, and Sr. From the results of XRD shows that the main peak of the salt Krayan shows major peaks for NaCl crystals with impurities such as KCl, CaCl2, MgCl2, and AlCl3. SEM observation showed that morphology of Krayan salt have cube shape which is the shape of NaCl crystals with space group Fm3m and lattice parameter (a) 5.620 Ã…

Keywords : Mountain Salt, krayan, AAS, XRD, SEM

 

Abstrak

Telah dilakukan penelitian analisis kandungan garam gunung asal Krayan Kabupaten Nunukan Kalimantan Timur. Penelitian ini bertujuan untuk mengetahui komposisi mineral yang terkandung dalam garam gunung. Garam gunung diperoleh dari sumur warga Kecamatan Krayan yang selanjutnya dipreparasi untuk dianalisis dengan menggunakan menggunakan teknik Spektrometer Serapan Atom (SSA), selanjutnya dengan melihat pola Difraksi Sinar X (XRD), dan Scanning Elektron Microscopy (SEM). Berdasarkan hasil SSA telah diidentifikasi diperoleh kandungan mineral antara lain: Na, K, Mg, Al, Cu,  Zn, Fe, Ba, dan Sr. Dari hasil XRD terlihat bahwa puncak utama dari  garam krayan tersebut menunjukkan puncak utama untuk Kristal NaCl, dengan impurities antara lain KCl, CaCl2, MgCl2, dan AlCl3. Selain itu hal ini didukung pula oleh pengamatan SEM, bahwa morfologi SEM garam krayan memperlihatkan bentuk kristal kubus yang merupakan  bentuk dari  Kristal NaCl  dengan  grup ruang  Fm3m  dengan panjang  kisi kristal 5,620 Ã….

Kata Kunci : Garam Gunung, Krayan, SSA, XRD,SEM

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References

1.Badan Standardisasi Nasional, 2010. Garam Konsumsi Beryodium. SNI 3556:2010.

2.Association of Offical Analytical Chemistry. 2005. AOAC Official Method 999.11, Lead,Cadmium, Copper, Iron, and Zinc,18th Edition, Chapter 9.1.09

3.Association of Offical Analytical Chemistry. 2005. AOAC Official Method 971.21 Mercury in Foods, Atomic Absorption Spectrophotometric method, Chapter 9.2.22

4.JCPDS-ICDD. 1998. PCPDFWIN.

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Published

2012-06-30

How to Cite

Herman, H., & Rusli, R. (2012). Analisis Kandungan Garam Gunung Asal Krayan Kabupaten Nunukan Kalimantan Timur. Journal of Tropical Pharmacy and Chemistry, 1(4), 283–288. https://doi.org/10.25026/jtpc.v1i4.38

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