jal jeevan mission (jjm)-quality control-purchase of crm to various labs under quality control division, kozhikode-general civil work , requirement of crm (chemical) , supply of certified referencematerials for testing /calibration- turbiditysolution 1000 ntu nist traceable to iso 17034,500 ml , make: bnd ( bharatiya nirdeshak dravya) , supply of certified referencematerials for testing /calibration -ph buffersolution 10.00 nist traceble to iso 17034, 500 ml, make:bnd ( bharatiya nirdeshak dravya) , supply of certified referencematerials for testing /calibration- ph buffersolution 7.00 nist traceable to iso 17034, 500 ml ,make : bnd ( bharatiya nirdeshak dravya) , supply of certified referencematerials for testing /calibration- ph buffer solution4.00 nist traceable to iso 17034, 500 ml, make:bnd ( bharatiya nirdeshak dravya) , supply of certified referencematerials forcolour standarad solution 500 hazennist traceable to iso 17034,100 ml, make: bnd ( bharatiya nirdeshak dravya) , supply of certified referencematerials for testing /calibration- iron standard solution 1000 mg/l (1000 ppm) of fe, nist traceable to iso 17034, 500 ml, make:bnd ( bharatiya nirdeshak dravya) , supply of certified referencematerials for testing /calibration sulphate standard solution 1000 mg/l (1000 ppm) of f, nist traceable to iso 17034,500 ml, make:bnd ( bharatiya nirdeshak dravya) , supply of certified referencematerials for testing /calibration fluoride standard solution 1000 mg/l (1000 ppm) of f, nist traceable to iso 17034,500 ml, make:bnd ( bharatiya nirdeshak dravya) , supply of certified referencematerials for testing /calibration conductivity standard solution 1.41 ms/cm, nist traceable to iso 17034,500 ml, make: bnd ( bharatiya nirdeshak dravya) , supply of certified reference material for testing /calibration calcium carbonate , nist traceable to iso 17034, 20g make: bnd( bharatiya nirdeshk dravya) , supply of certified reference matetrial for testing /calibration sodium chloride, nist traceable to iso 17034, 45 g make :bnd(bharatiya nirdeshak dravya ) , supply of certified referencematerials for testing /calibration copper standard solutions, nist traceable to iso 17034,100 ml, make: bnd , supply of certified referencematerials for testing /calibration- potassium dichromate, nist traceable to iso 17034, 45g, make:bnd ( bharatiya nirdeshak dravya) , supply of certified referencematerials for testing /calibration- nitrate standard solution, nist traceable to iso 17034, 500ml, make: bnd ( bharatiya nirdeshak dravya)