00326nam a2200121Ia 450000500170000000800410001708200180005810000170007624500550009326000270014830000110017570000180018620260205055729.0260111s9999||||xx |||||||||||||| ||und||  a628.16  K527L  aKhanna, D.R. 0aLaboratory manual of water and wastewater analysis  aDelhibDaya Pub.c2008  a189 p.  aBhutiani, R./