annual repair and maintenance of urban water supply under sd-i phed, apwd, prothrapur during 2024-25.sub work:- laboratory testing material district water laboratory, water treatment plant at lambaline. , whatman filter paper- 1441-125-size 41 , silver nitrate 25 g lr himedia- grm408-25g-size-25g , laboratory gloves nitrile - size 100 pcs , laboratory bubble face shield uv protective - size unit , hcl, acid 500 ml emplura- 6175605001730 - size 500 ml , edge digital ph meter hanna hi2002-02-hann make , heating mantle 500 ml 200 watt-500 ml capacity , silica crucible 15 ml-size 15 ml , silica crucible 15 mo-size 100 ml , digital temperature meter-abron make , ammonia testing kit 100 testa-size code wt042a , safety googles uv shield-size code u40101 , photo cholorimeter-abron make , 200 - pack colilert - 18 for 100 ml sample (consumables) , 200 - pack sterile 97 - well quanit-tray/2000 trays (consumables)