on line ammonia sensor for water monitoring

{"cid":"91206681","title":"PH Ammonia Sensor In Water Aquarium Ammonia Nitrogen Sensor Online","imgUrl":"https:\/\/img.ismap.com\/nimg\/0c\/82\/65b0740b19eccc74ad50805aabc1-200x200-1.jpg","attrs":{"Price":"Determined by the number of specific orders","Brand Name":"Desun Uniwill","Model Number":"DSN260","Minimum Order Quantity":"1","Place of Origin":"Shanna xi,China","Payment Terms":"L\/C, D\/A, D\/P, T\/T","Supply Ability":"500","Packaging Details":"Standard export Carton packaging","Product Name":"Online Ammonia Nitrogen Sensor","Range":"0-5mg\/L","Accuracy":"0.01mg\/L","Resolution":"0.01mg\/L","Output signal":"RS-485","Power Supply":"6-12 V DC","Brand":"Desun uniwill","Warranty":"1 year","Customized support":"OEM, ODM","Protection level":"IP68","Material":"POM"}}

{"cid":"91188394","title":"KWS-201 On-line Ammonia Sensor Optimal for Aquaculture Nitrogen Concentration","imgUrl":"https:\/\/img.ismap.com\/nimg\/90\/16\/dc87e541280eaa84ea89ed16d709-200x200-1.jpg","attrs":{"Brand Name":"KACISE","Model Number":"KWS-201","Minimum Order Quantity":"1PCS","Delivery Time":"5-8 work days","Certification":"CE","Place of Origin":"china","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"1000 Piece\/Pieces per Week negotiable","Packaging Details":"each unit has individual box and all boxes are packed in standard packages or customers requests available","Measuring range":"0-100mg\/L (optional 0-1000mg\/L)","Measurement accuracy":"\u00b110% or \u00b10.5mg\/L (whichever is greater)","Sensor interface":"Support RS-485, MODBUS protocol","Casing":"POM+316L (customizable titanium alloy)"}}