rotameter calibration

{"cid":"91224107","title":"LZM Series Panel Type Flow Meter Glass Tube Rotameter for Liquid Water","imgUrl":"https:\/\/img.chinax.com\/nimg\/c0\/5d\/1dcf44769e6910b98b708e4297ab-200x200-1.jpg","attrs":[]}

{"cid":"91186294","title":"ISO 1700L\/h Hydrodynamics Experiment Apparatus For Flow Measurement Didactic","imgUrl":"https:\/\/img.chinax.com\/nimg\/ca\/e3\/45adc9e20cb800b9379177939dbc-200x200-1.jpg","attrs":{"Brand Name":"SSEDU","Model Number":"ZM9102","Minimum Order Quantity":"1 set","Delivery Time":"30 days","Certification":"ISO9001","Place of Origin":"China","Payment Terms":"T\/T, L\/C, Western Union","Supply Ability":"2000 sets per year","Packaging Details":"fine plywood box","Usage":"Fluid Mechanics Lab Equipment","Product Name":"Methods of flow measurement apparatus","Package":"Fine Plywood Box","Warranty":"2 years"}}