CHEMETRICSSingle Parameter Colorimeters

CHEMETRICS Single Parameter Colorimeter for COD

SKU 3G-OTH-369447

Also listed as: A7325 · A 7325

Brand

CHEMETRICS

Item

Single Parameter Colorimeter for COD

Part Number

A-7325

Local availability & support — Singapore

Local office: 20 Woodlands Link #09-05, Singapore 738733
Phone: +65 8878 8355
Payment: Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

CHEMETRICS

Manufacturer Part Number

A-7325 

Type

0.01 A, 15,000 Range - Max (ppm), LED 

Includes

(4) Batteries 

Resolution

0.01 A 

Wavelengths

605 nm 

Display Type

Digital 

Light Source

LED

Test Parameters

COD

Technical Documents

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CHEMETRICS Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

<p>The CHEMETRICS Single Parameter Colorimeter for COD (Model A-7325) is a precision digital instrument designed for water quality testing. It operates at a wavelength of 605 nm, specifically optimized for Chemical Oxygen Demand (COD) analysis. With a resolution of 0.01 A and a maximum range of 15,000 ppm, it delivers accurate readings for a wide range of samples. The LED light source ensures stable performance, and the digital display provides clear results. This colorimeter is ideal for environmental labs, wastewater treatment facilities, and industrial process control.</p><p>At 3G Electric, we supply this CHEMETRICS colorimeter to buyers in Singapore and worldwide. We offer SGD quotes on request, handle GST for local purchases, and provide fast delivery across Singapore and Southeast Asia. Contact us for a tailored quotation.</p>

Frequently Asked Questions

What is the resolution and range of the CHEMETRICS A-7325 colorimeter?

The resolution is 0.01 A, and the range is up to 15,000 ppm (max).

Does the colorimeter come with batteries?

Yes, it includes 4 batteries.

Used in

Common applications for CHEMETRICS

Boiler and cooling water monitoring — CHEMETRICS K-7511 dissolved oxygen test kit for trace oxygen measurement (0 to 20 ppb).

Wastewater treatment — CHEMETRICS K-7356 chemical oxygen demand (COD) test kit for organic load assessment (0 to 150 ppm).

Food and beverage processing — CHEMETRICS K-7904 peracetic acid test kit for sanitizer concentration monitoring (0 to 1 ppm).

Industrial process water — CHEMETRICS K-6010 iron test kit for corrosion byproduct detection (0 to 1 ppm and 1 to 10 ppm).

Brackish water or brine analysis — CHEMETRICS K-2070 chloride test kit for high-range chloride measurement (10,000 to 100,000 ppm).

Drinking water and process water — CHEMETRICS K-7423 ozone test kit for low-level ozone residual measurement (0 to 0.05 ppm).

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CHEMETRICS Products

3G Electric supplies CHEMETRICS single parameter colorimeters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

CHEMETRICS This kit measures Chemical Oxygen Demand (COD) in water samples over a range of 0 to 150 ppm. It includes 25 vials and provides 24 tests. Sensitivity is 3 mg/L with a spectrophotometer and ±7 mg/L with an LED photometer. Typical applications include wastewater treatment and environmental monitoring

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