00358nam a2200121Ia 4500008004100000041001200041082002200053100004800075245005600123250001300179260003600192300000800228231217s9999    xx            000 0 und d  aEnglish  a574.192  GAR;1  R  aGarg, B A Kanchan. Vishwanath, G. Anand, R. 0aLaboratory manual for water and wastewater analysis  a1st  ed.  c2003bLRB PublishersaBangalore  a148