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Quick Details

  • Place of Origin: China (Mainland)
  • Model Number: SPAD-502PLUS
  • Power: Electronic
  • Usage: Auto Testing Machine
  • Certificate: ISO
  • Color: Grey
  • Warranty: 1 Year

Packaging & Delivery

Packaging Details: Carton Box

Chlorophyll meter


Product Description
SPAD-502 PLUS 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.


Technical parameters:

Measuring mode: 2 wavelengths optical density difference

Measuring area: 2 mm×3 mm

Sensor: Silicon semiconductor photodiode

Display mode: LCD, 4 decimal places, tendency chart

Measuring range: -9.9 to 199.9 SPAD units

Memory capacity: 30datum, automatically calculate and display average value

Power: 2 AA batteries (1.5V)

Battery life: More than 20,000 times

Test interval: 2s

Accuracy: Within ±1.0 SPAD units (for SPAD value between 0 and 50 under normal temperature)

Repeatability: Within ±0.3 SPAD units (for SPAD value between 0 and 50)

Reproducibility: Within ±0.5 SPAD units (for SPAD value between 0 and 50)

Volume: 164*78*49cm (length*width*height)

Weight: 225g

Working environment: 0-50℃

Other functions: alarm; calibration




Our Services

OEM availale;

Digical Manual


Company Information


All Pro Corporation aims to be the leading global provider of innovative medical and health products. Our Focus: 

Anaesthesia - Dental Products - Diagnostics Products- Emergency & First Aid - Hospital Furniture - Laboratory - Dressing & Wound Care - Medical Disposable - Non Woven Products - Orthopaedic - Rehabilitation & Aids - Sterilization - Interverntional - Pet & Vet Products
We are committed to improving patients' health and quality of life by delivering the best possible customer service, excellent quality and the most advanced products . Through our professional team, and hundreds of partners from more than 130 countries.




 Q1. How can I get a sample of any product for confirm the quality?

A:1. Please give us your exactly specs details. We can provide you a sample according to your specification.
2.You can send us a sample, we can give you a counter sample according to your sample.
Q2. How can I get a price of needed product?
A: 1. Please give your exactly specs details to us. We can give you a sample and price according to your specification .
2.You can send us a sample, we can give you a counter sample and price according to your sample .
3. If you don't know any specification, You can give us the pictures of the product, and the usage, we can give you a estimated price according to our experience. But exactly price must after we checking your original sample.


Q3. I am a small wholesaler, do you accept small order?
A: It's no problem if you are a small wholesaler, we would like to grow up with you together.


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Transaction Overview


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China (Mainland) | Trading Company
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Supplier's Trade Assurance Limit: US $27,000
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