coremap.or.idcoremap.or.id/downloads/1042.pdfSebagai contoh Kadar Pb sebesar 430 ppb (0.43 ppm) bersifat letal terhadap berkisar 0.007-0.133 ppm dengan rerata 0.041 ppm, antara 0.027-0.088
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.