PENENTUAN KESADAHAN DAN ALKALINITAS PADA AIR MINUM DALAM KEMASAN HASIL PENGOLAHAN PT. TITRA
SIBAYAKINDO
ABSTRAK
Penentuan kesadahan dan alkalinitas pada air minum dalam kemasan hasil pengolahan PT. Tirta Sibayakindo menggunakan metode titrasi kompleksometri dan titrasi asam basa yang dilakukan selama lima hari. Hasil analisa yang diperoleh untuk kadar kesadahan (hardness) hari pertama= 60,05 mg/l, hari kedua = 57,34 mg/l, hari ketiga = 64,85 mg/l, hari keempat = 64,85 mg/l, dan hari kelima = 61,05 mg/l. Dan untuk kadar alkalinitas hari pertama = 43,60 mg/l, hari kedua = 38,60 mg/l, hari ketiga = 45,00 mg/l , hari keempat = 39,00 mg/l , dan hari kelima = 41,60 mg/l. Nilai kesadahan dan alkalinitas pada air minum dalam kemasan hasil pengolahan PT. Tirta Sibayakindo telah memenuhi syarat mutu air minum menurut SNI.
DETERMINATION OF HARDNESS AND ALKALINITY ON BOTTLED DRINKING WATER PROCESSING RESULT PT. TIRTA
SIBAYAKINDO
ABSTRACT
Determination of hardness and alkalinity on bottled drinking water processing results PT. Tirta Sibayakindo using complexometric titration and acid base titration performed for five days. The analysis results obtained for hardness (hardness) for first day = 60,05 mg /l, second day = 57,34 mg /l, third day = 64,85 mg /l, fourth day = 64,85 mg /l, and fifth day = 61,05 mg /l. And for alkalinity the first day = 43,60 mg /l, second day = 38,60 mg /l, third day = 45,00 mg /l, fourth day = 39,00 mg / l, and fifth day = 41,60 mg /l. Value hardness and alkalinity on bottled drinking water processing results PT. Tirta Sibayakindo qualified drinking water quality according to SNI.