Free Chlorine Colorimeter

Free Chlorine Colorimeter

Portable Residual chlorine colorimeter LH-C01 measuring range 0.00-3.00mg/l,is widely usd in the fields of waterworks,dringking water plant,sewage plant,river and lake water quality monitoring station,laboratory research,water treatment project,agriculuture,pharmacy,chemical industry,metallurgy,smithing,tetile dipdye,etc.
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Product Details

LH-C01residual chlorine

Free Chlorine Colorimeter Introduction:

Portable Free Chlorine Colorimeters are designed for measurement of free chlorine.Microprocessor-based meters are designed to deliver quick, accurate and repeatable results. Units are easy to operate and allow one time blanking for all parameters and ranges when measuring the same sample. Chlorine and cyanuric acid measurements don’t require calibration. Chlorine measurements are based on EPA-approved DPD method. Specially formulated reagents provide accuracy, repeatability and stability. Meters can perform more than 3,000 tests on a single set of four AAA batteries. Lightweight meters have a waterproof IP67 rated housing. Large LCD displays readings with unit of measure and user-friendly message codes that guide meter operation. Colorimeter kits include colorimeter, reagents and sample vials in a carrying case.

Free Chlorine Colorimeter Parameter:

Product name

Free Chlorine Colorimeter

Test item

Residual chlorine

Measuring range





Test method

DPD method

Working condition








Light source



Model NO.


Measuring range



Theory of work


Residual chlorine meter





DPD spectrophotometry. Solution with reagent and residual chlorine turns red.


Residual chlorine meter



DPD spectrophotometry. Solution with reagent and residual chlorine turns red.

Free Chlorine Colorimeter FAQ:

1.How to deliver the goods for trial order or small order?

For small order, we prefer to choose international express, such as DHL, TNT, EMS which are faster and more convenient for customer. Also, we cooperate with an express agent that can give us a big discount for express fee which is much lower than that quoted by official. For the goods with detachable battery, the express fee can be lower down if the goods is sent out without battery.

2.What about the technical support and maintenence?

Sometimes users will get some problems when they operate the instruments which are unfamiliar or first time use, users can send us emails or call us about detailed information. We will provide users solution or operation video.For so many years’ experience, our instruments works well during warranty period. If there any parts are broken during warranty period, we would like to provide spare parts for free.

3.How to place an order?

a: send us an inquiry.

b: confirm your wanted products.

c: confirm the price, freight and other details.

d: complete the payment.

e: we start production and arrange the shipment.

f: you got your products.


Free Chlorine Colorimeter

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