parameter kualitas air
DESCRIPTION
Parameter Kualitas AirTRANSCRIPT
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Parameter Kualitas Air
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PARAMETER KUALITAS AIR
FISIKA
KIMIA
BIOLOGI
RADIOAKTIF
PESTISIDA
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Parameter Fisika
Warna Kecerahan Bau Padatan tersuspensi total Sampah Temperatur Kekeruhan
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Parameter Mikrobiologi
Fecalcoliform
Totalcoliform
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Kelompok Logam
As (Arsen)Ba (Barium)Cd (Kadmium)Cr (Kromium)Cu (Tembaga)Fe (Besi)
Hg (Merkuri)Mn (Mangan)Ni (Nikel)Pb (Timbal)Se (selenium)Zn (Senk)
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Kelompok Non-Logam
Zat Anorganik
Cl-, Cl2, OCl-, HOCl
CN-
S2-, H2S, SO42-
N-NO2, N-NO3, N-NH3, N-org
P (orto, poli, organik)
BOD, COD
Zat Organik
Minyak dan lemak
Surfaktan
Fenol
Pestisida
Poli Aromatik Hidrokarbon (PAH)
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Klasifikasi Metode Analisis
Konvensional
Sederhana
Untuk konsentrasianalit yang besar
Sensitivitas rendah
Jenis :
Volumetri
Gravimetri
Instrumental
Instrumentasi
Untuk konsentrasianalit rendah
Sensitivitas tinggiJenis :
Spektroskopi
Kromatografi
elektrometri
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Volumetri
Dasar : Pengukuran volume larutan standar saat tepat bereaksi
dengan sampel
Aplikasi Pengujian BOD (Iodo-iodimetri)
SULFIDA (S2-)(Iodo-iodimetri)
DO (Bikromatometri)
COD(Bikromatometri)
N-KJELDAHL (Asidi-alkalimetri)
Cl (Argentometri)
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Gravimetri
Prinsip : berat endapan suatu senyawa dengan rumusmolekul diketahui secara pasti dan dalam keadaanmurni.
Aplikasi analisis :
Minyak dan lemak
Total suspended solid (TSS)
endapanPenimbangan endapan
PengendapanPenyaringan
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Potensiometri
Dasar :
Pengukuran daya hantar listrikoleh adanya garam yang larut, atau gas CO2
Untuk analisis :
salinitas
pH
Titrasi potensiometri
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Spektrofotometri UV-Vis
Dasar :
Pengukuran Absorbansi/serapan larutan sampel senyawakompleks/ berwarna
Untuk analisis :
NH3, S=, NO3
-, PO4-P, CN-
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Spetrofotometri serapan atom (AAS)
Dasar:Pengukuran Absorbansi/serapan larutan
Aplikasi analisis : Semua logam :
As, Hg, Cd, Cr, Cu, Pb, Fe, Zn
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Kromatografi Gas
Prinsip :
Pengukuran waktu Retensi/ penahanan sampel pada fasediam yang dibawa oleh fase gerak (gas)
Aplikasi analisis :
PAH
fenol total
Surfaktan
PCB
Pestisida
TBT
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Kromatografi cair (HPLC)
Dasar :
Pengukuran waktu Retensi/ penahanansampel pada fase diam, yang dibawa olehfase gerak
Fase gerak : cairan (pelarut organik)
Pengujian parameter lingkungan :
PAH
fenol total
Surfaktan
PCB
Pestisida
TBT
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Faktor yang mempengaruhi hasil pengujian :
Cara sampling
Cara preparasi
Pemilihan metode
Jaminan dan pengendalian mutu
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Sampel : Water column Location number : 3 Layers : Surface, middle, and 50 cm above the bottomPoints : 5 for each
No Analyte Storage and Preservation1 pH Immediately analyzed 2 Salinity 4oC3 DO + H2SO4 pH <2
4 NO3- and NO2
- Plastic bottle; Cooling at 4oC
5 PO43- Glass bottle; Filtering immediately then
cooling at 4oC
6 Nitrogen –amoniak Plastic bottle :+ H2SO4 pH <2, then cooling at 4oC
7 CN- Plastic bottle :+ NaOH pH >9
8 S= Plastic bottle :+ NaOH pH >9
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9 Oil content Glass bottle
10 MAHC (Benzene, toluene, xylena)
Glass bottle
11 Suspended matter Glass bottle ; Cooling at 4oC
12 Surfactant (MBAS) Glass bottle ; Cooling at 4oC
13 Phenols Plastic bottle; Cooling at 4oC
14 As, Se, Cr, Cd, Cu, Pb, Zn, Ni, and Ba
Plastic bottle; +HNO3 pH<2
15 Hg Plastic bottle; +HNO3 pH<2
16 Temperature pH, DO, and Turbidity
Immediately analyzed