Spectrophotometer "DR3900" for total nitrogen, total phosphorus, COD, nitrate, etc.
Compact and multifunctional! A spectrophotometer that allows anyone to easily and quickly measure various samples.
The "DR3900" is a spectrophotometer equipped with a variety of functions in a compact device. The main unit has programmed analysis methods for heavy metals, inorganic ions, and organic substances, allowing for measurements when combined with reagents provided by HACH. Additionally, users can input their own calibration curves beyond the built-in programs. Analysis methods can be set according to the samples. 【Features】 ■ Pre-installed analysis programs (many dedicated reagents available) ■ Capable of accommodating user-specific analyses ■ Wavelength scanning function included ■ Equipped with a color touch panel (7-inch TFT LCD screen) ■ Compatible with a variety of measurement cells *For more details, please refer to the PDF document or feel free to contact us. 【Measurement Items】 Total nitrogen / Total phosphorus / Nitrate / Ammonia / COD (Permanganate method) / Silica / Cadmium / Residual chlorine / Iron / Copper / Volatile acids / Hardness / Phosphate, and approximately 70 other items.
basic information
【Other Features】 - Standard equipped with USB and LAN - Automatically recognizes barcoded reagents - User-defined programs can be saved up to 100 programs - Can examine the absorbance characteristics of samples - Useful for confirming the impact of coexisting components on measurement results and for considering measurement methods - Easy to see and use with a Japanese display operation screen *For more details, please refer to the PDF document or feel free to contact us.
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Model number/Brand name
HACH products
Applications/Examples of results
【Application Examples】 ■ Factory wastewater measurement ■ Environmental measurement ■ Drinking water quality measurement ■ Agricultural-related measurement ■ Aquaculture water quality measurement *For more details, please refer to the PDF document or feel free to contact us.
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【Exhibition Information】Exhibiting at JASIS 2025 | Proposing automation and labor-saving solutions for water quality analyzers! Live demonstration with a turntable will also be conducted 【Starting September 3!】
Toa DKK will exhibit at "JASIS 2025," which will be held at Makuhari Messe from September 3 (Wednesday) to September 5 (Friday), 2025. Our exhibition booth is located in Hall 7, No. 7B-501. At our booth, we plan to showcase a wide range of water quality analysis instruments utilizing our unique electrochemical sensor technology. A highlight will be the automatic measurement system for multiple samples, which connects a tabletop water quality meter and an automatic titrator with a turntable (TTT-710). We will introduce solutions that contribute to the automation and labor-saving of analytical tasks, featuring actual equipment. In addition, you can view a diverse product lineup including the X series (tabletop water quality meters), P40 series (portable water quality meters), ICA-7000 (ion chromatograph), IA-300 (ion analyzer), AUT-801 (automatic titrator), kemio (heavy metal analyzer), DR series (spectrophotometers), and turbidity meter series. During the exhibitor seminars, we will provide technical information on three themes: "Fundamentals of Water Quality Measurement," "Fundamentals of Automatic Titrators," and "Fundamentals of Ion Chromatography (IC)." We sincerely look forward to your visit.
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Opening of the Toa D.K.K. official YouTube channel!
We have launched the official YouTube channel of Toa DKK! We are currently featuring product introduction videos and helpful videos about measurement operations. We plan to add various content in the future. Please take a look and consider subscribing to our channel!