Brief introduction of Portable Chlorophyll meter :
SPAD-502PLUS Chlorophyll meter can measure relative content of chlorophyll,non-destructive to leaves.Measured datum will be displayed in trend graph.It can be used to enhance the utilization rate of nitrogen fertilizer.

Features of Portable Chlorophyll meter:

1. Portable type,easy to carry to work in field.
2. Compact size,smart system.
3. Lithium battery,long work life.
4. 
   

   Measuring mode	2 wavelength optical density difference
   Measuring area	2mm*3mm
   Sensor	Silicon semiconductor photodiode
   Display mode	LCD,4 decimals,trend graph
   Measuring range	-9.9~199.9SPAD
   Memory capacity	30datum,automatically calculate and display average value
   Power	2AA batteries(1.5V)
   Battery life	More than 20,000times
   Measuring interval	2s
   Accuracy	Within ±1.0SPAD(under room temperature,SPAD value : 0~50)
   Repeatability	Within ±0.3SPAD(SPAD value : 0~50)
   Reproducibility	Within ±0.5SPAD(SPAD value : 0~50)
   Volume	164*78*49mm
   Weight	225g
   Working environment	0~50ºC
   Other functions	Alarm,Calibration

   
    

FAQ     

1. How can I choose the suitable one?
Dear customer, please tell us your detailed requirements by mail or online, we will recommend the suitable one as your request.
2. Does your price is competitive?
Dear customer, we make sure to offer you the best quality with competitive price.
3. How can I pay?
Dear customer, we accept many payment term, such as T/T, Western Union…
4. When I receive it after pay?
Dear customer, normal models can be delivered with 5-7days, please contact us to check transport time to your address.
5. How to deliver?
Dear customer, we can send by Express, by Sea and by Air.
6. Is will be broken during transport?
Dear customer, please do not worry, we do standard export package.
7. What should I do if I do not know how to use?
Dear customer, please do not worry, manual user will be sent together, you can also contact us with more technological support.
8. What should I do if some parts broken?
Dear customer, please do not worry, we have 12months warranty except  wear parts. You can also buy parts from us after 12months.
 

Pre-sale service

· 24hours online to ensure quick response to customers' inquiry or online message;

· Guide customers to choose the best suitable machine model;

· Offer detailed specification and competitive prices;

Contract execution

· Machine production will be arranged strictly according to the contract;

· Machine photos will be sent to you for inspection during production;

· Send customs clearance documents by DHL;

· Update latest news after delivery and prepare customs clearance;

After-sale service

· 12 months warranty except for wear parts;

· Broken spare parts (except for wear parts) will be sent for free due to quality problems;

· In time response to customers technical problems;

· New products update for customers' reference

Our Company:
Since 2008, We have become a professional laboratory instrument manufacturer.
Since the establishment of the International Department in 2010, the products are exported to Europe, America and Asia and Africa!
Whether it is technology, factory area, multi-language sales. We are all professional!


Factory Show:


Certification:
Our products have international certifications such as SGS, CE, ISO!

Warranty And After-sale Service
♥♥We Supply 1 Year Warranty , And Lifelong Free Technical Guiding And Training♥♥