Laboratory Services

Parameter		Unit	Indonesian Drinking & Domestic Water Quality Standard For Ground Water	WHO’s Guideline Values For Drinking Water	Clean Water Quantification Limits
Colour		Pt–Co scale	15	15	50
Odour			Odourless
Taste			Tasteless
Turbidity			5	15	25
pH		pH Scale	6.5 – 8.5	6.5 – 8.0
Conductivity		µmho/cm	< 1500	< 2000
P Alkalinity		mg/l	-	-
M Alkalinity		mg/l	-	-
Total Hardness as CaCO3		mg/l	500	-
Total Dissolved Solids		mg/l	1000	(1500)
Calcium	Ca^2+	mg/l	< 400	-
Chloride	Cl^-	mg/l	250	600
Iron	S Fe	mg/l	0.3	(1.0)
Aluminium	Al2O3	mg/l	0.2	-
Copper	Cu^2+	mg/l	1.0	-
Sodium	Na^+	mg/l	< 200	-
Magnesium	Mg^2+	mg/l	< 100	-
Manganese	Mn^2+	mg/l	0.1	0.1	-
Zinc	Zn^2+	mg/l	5.0	15
Flouride	F^-	mg/l	1.5	1.5
Nitrate	NO3^-	mg/l	10.0	0.2
Nitrite	NO2^-	mg/l	1.0	0.2
Bicarbonate	HCO3^-	mg/l	< 100	-
Sulphate	SO4^-2	mg/l	1.0	0.2
Silicate	SiO2	mg/l	< 15	-
Chromium	Cr^6+	mg/l	0.05	0.05
Cadmium	Cd^2+	mg/l	0.005	0.003
Mercury	Hg^2+	mg/l	0.001	0.001
Selenium	Se^2+	mg/l	0.01	0.01
Lead	Pb^2+	mg/l	0.05	0.05
Cyanide	CN^-	mg/l	0.1	0.1
Sulfite	SO3^--	mg/l	-	-
Carbonate	CO3^2-	mg/l	< 100	-
Arsenic	As	mg/l	0.05	0.05
Hydrgen Sulphide	H2S	mg/l	0.05	-
Organic Matter	KMNO4	mg/l	10.0	10.0