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Meters and probes pH Oxygen Conductivity

Spectrophotometry

Process equipment

Online analyzers

Refractometers and densitometers

Reagents and standards HACH

Laboratory equipment

Process filtration

Quality control of packaging

998 (90) 174-57-84

Meters and probes pH Oxygen Conductivity 

Portable labs 

Spectrophotometry 

Turbidimetry 

Colorimetry 



Process equipment 

Online analyzers 

Refractometers and densitometers 

Reagents and standards HACH 

Laboratory equipment 

Process filtration 

Quality control of packaging 

Microbiology 

Accessories 

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ph determination

PH measurement is a key step in many testing and water treatment processes. Changing the pH of the water can change the behavior of chemicals in solution. Learn more about how to determine pH and improve measurement accuracy.

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Categories

Meters and probes pH Oxygen Conductivity

Portable labs

Spectrophotometry

Turbidimetry

Colorimetry

Process equipment

$Refractometers and densitometers$

Refractometers and densitometers

Reagents and standards HACH

Laboratory equipment

Process filtration

Microbiology

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News

Discover the NEW SC4500 Controller from Hach

Discover the NEW SC4500 Controller from Hach

November 28, 2021 Read more

Filter plates and frames for filter presses

Filter plates and frames for filter presses

June 18, 2021 Read more

Components and spare parts for MEURA mash filters

Components and spare parts for MEURA mash filters

August 01, 2021 Read more

Filter cloths for filter presses

Filter cloths for filter presses

June 30, 2021 Read more

New from Hach: HQ series meters

New from Hach: HQ series meters

April 01, 2021 Read more

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Articles

Фосфаты и общий фосфор в воде

Фосфаты и общий фосфор в воде

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АТФ анализ: как за несколько минут оценить микробиологическую активность воды и промышленных сред

АТФ анализ: как за несколько минут оценить микробиологическую активность воды и промышленных сред

October 08, 2026 Read more

Вода в ацетоне

October 01, 2026 Read more

Как выбрать буферный раствор для pH-метра

Как выбрать буферный раствор для pH-метра

September 24, 2026 Read more

Фенолы в воде: нормы, методы определения и оборудование для анализа

Фенолы в воде: нормы, методы определения и оборудование для анализа

September 17, 2026 Read more

Утечка этиленгликоля в теплообменнике: как обнаружить загрязнение продукта

Утечка этиленгликоля в теплообменнике: как обнаружить загрязнение продукта

September 10, 2026 Read more

Окисляемость воды: что показывает, нормы и методы измерения

Окисляемость воды: что показывает, нормы и методы измерения

July 27, 2026 Read more

Связь параметров ООУ ХПК и БПК

Связь параметров ООУ ХПК и БПК

July 22, 2026 Read more

Контроль pH и титруемой кислотности соков

Контроль pH и титруемой кислотности соков

July 07, 2026 Read more

Пробоотбор сточных вод: ошибки и правила

Пробоотбор сточных вод: ошибки и правила

June 21, 2026 Read more

June 09, 2026 Read more

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November 07, 2025 Read more

Features and differences of DR series spectrophotometers

Features and differences of DR series spectrophotometers

October 20, 2022 Read more

Total Kjeldahl Nitrogen

Total Kjeldahl Nitrogen

January 25, 2022 Read more

Nitrate & Nitrite

Nitrate & Nitrite

January 23, 2022 Read more

Surfactants in water

Surfactants in water

December 21, 2021 Read more

Colorimetric analysis of water

Colorimetric analysis of water

October 05, 2021 Read more

Selection of filter cloth for filter press

Selection of filter cloth for filter press

September 26, 2021 Read more

Alkalinity

September 06, 2021 Read more

Methods for determining water hardness

Methods for determining water hardness

August 14, 2021 Read more

What is titration and what is it used for?

What is titration and what is it used for?

August 10, 2021 Read more

How to determine water hardness

How to determine water hardness

August 08, 2021 Read more

Hardness as a water quality parameter

Hardness as a water quality parameter

August 04, 2021 Read more

Methods for determining the concentration of chlorine in water

Methods for determining the concentration of chlorine in water

July 23, 2021 Read more

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