Penyebab kanker belum diketahui pasti, tetapi terdapat bahan-bahan yang diduga beresiko menimbulkan kanker, bahan-bahan......
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Tuesday, 23 October 2012
Test Kit Trichloro Compounds merk ET
Senyawa Trikloro (seperti chloral hidrat, chloroform, carbon tetrachloride, trichloroethylene, dll) , kloroform (CHCl3)......
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