stanford research systems sr570 amplifiers

{"cid":"91217181","title":"Tested In Full Working Condutions Stanford Research Systems SR570 Amplifiers Low Noise Current","imgUrl":"https:\/\/img.ismap.com\/nimg\/fc\/02\/97dd73e9cecea9babdbc6154a8f9-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"Keysight (Agilent)","Model Number":"SR570","Minimum Order Quantity":"1 set","Place of Origin":"United States","Payment Terms":"T\/T","Supply Ability":"in stock","Product name":"Low noise current preamplifier","Input noise":"120 Hz\/1 kHz\/1 MHz","Frequency":"0.03 Hz - 1 MHz","Form Factor":"Benchtop","Condition":"Pre-Owned","Functions":"Tested, in Full Working Conditions"}}

{"cid":"91200663","title":"S1 Medical Laboratory Consumables Biochip Scanner ISO 13485 Certified","imgUrl":"https:\/\/img.ismap.com\/nimg\/78\/3c\/7f1aadf8addfcd6ee7f1c675ceb0-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"WWHS","Model Number":"S1","Minimum Order Quantity":"2","Delivery Time":"7 Days","Place of Origin":"CN","Supply Ability":"500 Sets per Week","Packaging Details":"Carton","Certification":"ISO 13485, CE","Product Name":"Biochip Scanner","Feature":"High Accuracy"}}