procedure of spectrophotometer

{"cid":"91209267","title":"Double Beam Atomic Absorption Spectrophotometer For Metal Analysis","imgUrl":"https:\/\/img.ismap.com\/nimg\/aa\/93\/cb64df53dd2524a9427ad070a3a4-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"Wayeal","Model Number":"AA2300","Minimum Order Quantity":"1","Delivery Time":"35 days","Certification":"ISO","Place of Origin":"Anhui, China","Supply Ability":"20 Pieces Per Month","Packaging Details":"One piece per wooden case","Product Name":"Dual Beam Atomic Absorption Spectrophotometer","Wavelength Range(nm)":"185-900nm","Wavelength Indication Error(mm)":"\u00b10.25","Wavelength Repeatability(nm)":"\u22640.1","Broadband Deviation(nm)":"\u00b10.02","Resolution(%)":"\u226425"}}

{"cid":"91206825","title":"USB2.0 UV Vis NIR Spectrophotometer Near Infrared Spectrophotometer 900nm To 2500nm","imgUrl":"https:\/\/img.ismap.com\/nimg\/0f\/58\/91071139d7a48b52bdd8186bb8ce-200x200-1.jpg","attrs":{"Price":"USD12000-18800\/set","Brand Name":"BonninTech","Model Number":"BN-S430","Minimum Order Quantity":"1 set","Delivery Time":"5-10 days","Certification":"CE, ISO","Place of Origin":"Wuhan, China","Payment Terms":"T\/T","Supply Ability":"100 sets\/month","Packaging Details":"Standard export carton box","Wavelength Range":"900nm ~ 2500nm","Bandwidth":"8nm","Analysis time":"1 minute or above","Display":"PC software controlled"}}

{"cid":"91178551","title":"NH310 Digital Portable Color Matching Spectrophotometer for salt light soy sauce vinegar","imgUrl":"https:\/\/img.ismap.com\/nimg\/83\/68\/9127cd685785774c193fe14af5b4-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"3nh","Model Number":"NH310","Minimum Order Quantity":"1pcs","Delivery Time":"1 working day","Certification":"CE \/ ROHS \/ TUV \/ FCC \/ ISO9001:2015","Place of Origin":"P.R.China","Payment Terms":"T\/T, Paypal, Western Union","Supply Ability":"1000pcs per month","Packaging Details":"Packed in Alumimum box firstly, and then reinforced with carton box for outer packing","Display":"2.8 inch","Screen":"TFT True-color","Measurement aperture":"\u03a68mm\/\u03a64mm","Illumination\/observation system":"8\/d (8\u00b0illumination angle\/diffuse viewing)","Standard":"CE\/ROHS\/FCC\/TUV","Locating":"Camera Illumination"}}

{"cid":"91143025","title":"Automatic Adjustment Uv-1500 Uv Spectrophotometer Instrument 190-1100nm","imgUrl":"https:\/\/img.ismap.com\/nimg\/84\/1e\/fea6b4757041cffc2f900a897caf-200x200-1.jpg","attrs":{"Price":"USD890-1300","Brand Name":"Macylab","Model Number":"UV-1500","Minimum Order Quantity":"1pcs","Delivery Time":"5-7days","Certification":"CE,FCC,FDA,ROHS,9001","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union, MoneyGram, D\/P, D\/A","Supply Ability":"5000set\/M","Packaging Details":"Waterproof paper then Carton","Model":"UV1500","Wavelength Range":"190-1100nm","Wavelength":"automatic adjustment","Optical circuit structure":"Self-collimating optical path","Band Width":"2nm","Wavelength Accuracy":"\u00b10.5nm","Wavelength Repeatability":"\u22640.2nm","Photometric Accuracy":"\u00b10.3% \u03c4","Photometric Repeatability":"0.15% \u03c4","Stray Light":"\u22640.04% \u03c4 (220nm NaI\uff0c340nm NaNO2)","Stability":"0.001A\/h@500nm","Photometric Mode":"T,A,C,E","Wavelength Setting":"Automatic","Photometric Display Range":"-0.3\uff5e3A","Display Mode":"Touch LCD Screen (7 inches).","Detector":"Import Silicon Photodiode","Light Source":"Import Deuterium Lamp & Tungsten Halogen Lamp","Power Requirement":"AC 220V\/50Hz 110V\/60Hz","Power":"120W","Dimensions(W*D*H)":"120W 480\u00d7350\u00d7220mm"}}