पीने के पानी की योग्यता का भारतीय मानक :.........
पीने योग्य जल:
क्या कहता है भारतीय मानक ब्यूरो :
Desirable Characteristics
21.Arsenic (as As) mg/lit,Max0.05No relaxation
22.Cyanide (as CN) mg/lit,Max0.05No relaxation
23.Lead (as Pb) mg/lit,Max0.05No relaxation
24.Zinc (as Zn) mg/lit,Max515
25.Anionic detergents (as MBAS) mg/lit,Max0.21
26.Chromium (as Cr6+) mg/lit,Max0.05No relaxation
27.Polynuclear aromatic hydro carbons----(as PAH) g/lit,Max
28.Mineral Oil mg/lit,Max0.010.03
29.Pesticides mg/l, MaxAbsent0.001
30.Radioactive Materials
i. Alpha emitters Bq/l,Max--0.1
ii. Beta emitters pci/l,Max--1
31.Alkalinity mg/lit.Max200600
32.Aluminium (as Al) mg/l,Max0.030.2
33.Boron mg/lit,Max15 :............
इस स्रोत का लिंक:.........