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您的位置: 首页 > 产品 > 化学分析仪器电化学仪器 > 水质分析仪 > Sp-1 Portable Colorimeter产品

Sp-1 Portable Colorimeter

Water quality meter

Summary

SP-1 Portable Colorimeter is designed specially for testing water quality in laboratory or outdoors.
it not only can meet the accuracy requirement of laboratory but also has the advantage of portability to
carry on quick and emergent testing at site.  

Key Features

  • Very easy to use, without drawing standard curve
  • High testing speed, results displayed automatically
  • Calibration-factory setting and 5 user programmable methods
  • Connects to different types of printers and PC
  • Results are displayed in concentration, absorbance or percent transmittance
  • Wavelength- automatic selection and calibration
  • Portable, dustproof, waterproof, fireproof and chemical resistance
  • Data logger-automatic data storage of at least 99 analysis results
  • Conforms to CJ3020-93, GB/T14848-93, CJ/T206-2005, GB3838-2002, GB11607-89
 

Principle

The light from LED lamp source penetrates the sample cell, and is caught by the detector. After magnetization,
disposal, modulus change, calculation and analyses, display the final result controlled by the MPU.
The sample gets chemical colorific reactions with some special reagent, and then the mixture can
absorb visible light at some wavelength obviously. The absorption intensity have direct ratio with the concentration
of the sample. We detect the signal change between the two results before and after the sample cell, and then get the
sample concentration by calculation.

Specification

Light source

LED, 410nm, 500nm, 540nm, 590nm, 650nm

Wavelength range

410-650nm

Display

Graphic backlit LCD,128×64 dots

Resolution Ratio

1% FS

Wavelength Accuracy

≤±1nm

Photometric Range

0-2A

Testing Time

<15min

Sample cell

25ml (with screw thread)

Data outputs

RS232 ports for PC or printer

Power supply

AA Battery (4)

Working Environment

Temperatures: 0-50°C

≤90% , relative humidity, non condensing

Physical Parameters

Instrument:24×89×49mm

Case     :500×450×300mm

Weight   : 4kg

Testing Parameters (unit: mg/L)

Parameters

Testing Range

Standard limit for 1st grade surface water

Maximum release concentration allowed for 2nd grade contaminations

pH

6.6~8.5

6~9

6~9

Ammonia nitrogen (N)

0.1-2.0

15

100

(common enterprise)

Total phosphate (P)

0.03~1.0

0.15

60(secondary sewage plant in town)

Copper

0.5~4.0

0.02

15

Zinc

0.05~1.0

0.01

 

Fluoride(F)

0.2~1.3

0.05

0.5

Mercury

0.03~0.6

1.0

2.0

Cadmium

0.05~0.4

0.05

10

Chromium (VI)

0.05~1.0

0.001

 

Cyanide

0.02~0.35

0.01

 

Volatile phenol

0.5~13.0

0.005

 

Total Heavy Metal(Pb)

0.5-8.0

0.002

0.5

Hardness

1.0-5.5

0.2

0.5

Aluminium

0.05-0.2

250

1.0

Nitrate (N)

0.1~5

250

 

Nitrite (N)

0.02~2.0

10

 

Total Ferrum

0.15~3.0

 

 

Manganese

0.1~6.0

0.3

 

Nickel

0.05~1.0

0.1

 

Cobalt

0.01~2.0

 

 

Orthophosphate(P)

0.03-1.0

 

 

Formaldehyde

0.1~3.0

 

 

Phenylamine

0.5~2.0

 

0.5

Total Chlorine

0.1-2.0

 

1.0

Free Chlorine

0.1-2.0

 

1.0

Sulphate