tender for supply of laboratory material for testing the purity of water at nagar palika parishad, seoni , supply of laboratory material for testing the purity of water at nagar palika parishad, seoni , ph meter , tds meter , turbidity meter , ion metr (orion) , membrane filtation with assembly , auto clave , bacteriogial incubater , automatic burette , automatic burette (amber) , automatic pipetter , pipette , pipette , pipette , glass beaker , glass beaker , glass beaker , conical flask , conical flask , measring cyllinder glass , measring cyllinder glass , ph buffer standard for ph 4.0 standard reference material with nist traceability ceriticate , ph buffer standard for ph 7.0 standard reference material with nist traceability ceriticate , ph buffer standard for ph 9.0 standard reference material with nist traceability ceriticate , amonia buffer solution , mixed indicator , erio-chrome black t indicator solution , colour standard solution , edta n/50 solution , n/50 sulfuric acid , turibidity standard , potassium chromate indicator solution , conductivity standard solution , lab cleaning determent solution , reagent grade 1 water