Apera Instruments AI421 PH400S Portable Ph Meter Kit, 0.01 Ph Accuracy,2.00 to 19.99 pH Range, GLP Data Management (500 Groups of Data Storage), USB Data Output, 1.3 Height, 3.4 Wide, 7 Length
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Apera Instruments AI421 PH400S Portable Ph Meter Kit, 0.01 Ph Accuracy,2.00 to 19.99 pH Range, GLP Data Management (500 Groups of Data Storage), USB Data Output, 1.3 Height, 3.4 Wide, 7 Length
Takes quick and accurate measurements of EC, TDS, salinity, and resistivity simultaneously in a wide measurement range (0 to 200 mS/cm)
Apera Instruments AI421 PH400S Portable Ph Meter Kit, 0.01 Ph Accuracy,2.00 to 19.99 pH Range, GLP Data Management (500 Groups of Data Storage), USB Data Output, 1.3" Height, 3.4" Wide, 7" Length
物品 #: 10239687

Apera Instruments AI421 PH400S Portable Ph Meter Kit, 0.01 Ph Accuracy,2.00 to 19.99 pH Range, GLP Data Management (500 Groups of Data Storage), USB

物品 #: 10239687

HKD 3239

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*All items will import from 美國

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現在訂購，約可在下列時間收貨： Sunday, 八月 16
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Takes quick and accurate measurements of EC, TDS, salinity, and resistivity simultaneously in a wide measurement range (0 to 200 mS/cm)
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What Stands Out

High Accuracy
The Apera AI421 offers an exceptional accuracy of 0.01 pH, ensuring precise measurements for professional or laboratory use, making it reliable for critical applications.
GLP Data Management
With the capability to store 500 groups of data, this pH meter supports Good Laboratory Practice (GLP), which is essential for consistent and reliable data tracking in scientific research.
USB Data Output
The integrated USB data output allows for easy transfer of data to computers or other devices, simplifying data management and promoting efficiency in documenting results.

產品詳情

Get accurate and stable EC measurements with the Apera Instruments AI422 EC400S Meter Kit. It offers intelligent functions and a durable structure for ease of use. Shop now at Ubuy 香港.

Who Should Buy?

Suitable For
  • Laboratory Technicians

    Ideal for lab professionals who require precise pH measurements for experiments and various testing applications.

  • Hydroponics Farmers

    Perfect for hydroponics users needing accurate pH readings to maintain optimal nutrient solutions for plant growth.

  • Aquarium Enthusiasts

    Suited for aquarium owners wanting to monitor water pH levels to ensure a healthy environment for aquatic life.

Not Suitable For
  • Casual Users

    Not suitable for users who rarely measure pH and don't need high accuracy or advanced features.

產品敘述

Apera Instruments AI421 PH400S Portable Ph Meter Kit, 0.01 Ph Accuracy,2.00 to 19.99 pH Range, GLP Data Management (500 Groups of Data Storage), USB Data Output, 1.3" Height, 3.4" Wide, 7" Length

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客戶問題＆回答

  • 題: What is the pH range of the Apera Instruments AI421 PH400S Portable pH Meter Kit?

    回答: The Apera Instruments AI421 PH400S Portable pH Meter Kit offers a versatile pH range of 2.00 to 19.99 pH. This broad range allows for accurate measurement across various applications, including hydroponics, aquaculture, and soil testing. Users can confidently assess the acidity or alkalinity of their solutions, making it ideal for both professional and personal use.
  • 題: How accurate is the Apera Instruments AI421 PH400S pH meter?

    回答: The Apera Instruments AI421 PH400S provides an impressive accuracy of 0.01 pH. This level of precision is essential for applications that require meticulous measurements, such as scientific research or laboratory experiments. This ensures reliable data that can significantly impact the quality of your work, particularly in industries like horticulture or environmental monitoring.
  • 題: What does GLP data management mean for this pH meter?

    回答: GLP stands for Good Laboratory Practice, and the Apera Instruments AI421 PH400S features GLP data management to ensure accurate and reliable results. This system allows users to track calibration data and measurement history for up to 500 sets of data. It is particularly useful for professionals who need to maintain compliance and ensure the integrity of their testing environment, aiding in efficient data analysis and reporting.
  • 題: Can I use the Apera Instruments AI421 PH400S for both lab and field applications?

    回答: Yes, the Apera Instruments AI421 PH400S Portable pH Meter Kit is designed for both laboratory and field applications. Its portability makes it suitable for on-site testing, such as monitoring water quality in ponds or rivers. Additionally, its robust construction and accurate readings make it an excellent choice for laboratory use, ensuring versatility for users in different environments.
  • 題: What features contribute to the user-friendliness of the Apera Instruments AI421 PH400S?

    回答: The Apera Instruments AI421 PH400S is equipped with a clear LCD display, intuitive interface, and easy calibration process, enhancing user-friendliness. Its portable design allows for straightforward handling during measurements. This pH meter is ideal for individuals who may not be experts, as it simplifies complex processes while ensuring accurate results for all levels of users.
  • 題: Is the Apera Instruments AI421 PH400S suitable for use in agriculture?

    回答: Absolutely! The Apera Instruments AI421 PH400S is well-suited for agricultural applications, particularly in soil testing and nutrient management. Gardeners and farmers can use this meter to assess soil pH levels, which is crucial for optimizing crop health and yield. Its accurate readings help in making informed decisions about fertilizer and soil amendments, leading to improved agricultural practices.
  • 題: How do I store data with the Apera Instruments AI421 PH400S?

    回答: The Apera Instruments AI421 PH400S allows for the storage of up to 500 groups of measurement data. You can easily access this stored data using the USB connection, which enables convenient data transfer to a computer for further analysis or reporting. This feature is especially useful for professionals who need to track changes over time or maintain detailed records for compliance.
  • 題: What types of solutions can I measure with the Apera Instruments AI421 PH400S?

    回答: You can measure a wide variety of solutions with the Apera Instruments AI421 PH400S, such as hydroponic nutrient solutions, water from aquariums, and even beverage products. Its 2.00 to 19.99 pH range and 0.01 pH accuracy make it versatile for different applications. Whether you're a hobbyist or a professional, it provides the precise measurements needed for various environments.
  • 題: What accessories are included with the Apera Instruments AI421 PH400S Kit?

    回答: The Apera Instruments AI421 PH400S Portable pH Meter Kit typically includes a pH probe, storage solution, calibration buffers, and a carrying case. These accessories facilitate easy transport and maintenance, ensuring you have everything needed for accurate pH measurement whether in the field or the lab. This all-in-one kit prepares users for immediate start without the hassle of sourcing additional tools.
  • 題: Where can I buy the Apera Instruments AI421 PH400S Portable pH Meter Kit in Hong Kong?

    回答: You can purchase the Apera Instruments AI421 PH400S Portable pH Meter Kit from Ubuy in Hong Kong. Ubuy offers a reliable platform for acquiring this precision instrument, ensuring you have access to the latest model and related accessories. Customers can also find detailed product descriptions and customer support, making it a great shopping destination for your pH meter needs.

Apera Instruments pH Meters Editorial Review

The Apera Instruments AI423 PC400S Portable Multi-Parameter Meter Kit has garnered a mixed reception among its users, highlighting a blend of positive and negative experiences. On the positive side, many reviewers appreciate the meter’s reliability and accuracy when measuring pH and ORP levels, particularly for applications such as pool maintenance. Users have pointed out the advantage of its data recording capability, enabling closed monitoring over extended periods—a feature particularly valued by those needing to assess chlorine demand. However, the product does have significant drawbacks. Users have reported issues with the accuracy of certain parameters, particularly TDS, which was found to be inConsistent when compared to other measurement devices. This inConsistency has led some to return the product. Additionally, the operational complexity of the meter has been a point of frustration, with some users criticizing the lengthy calibration process and the requirement to press multiple buttons for simple tasks, like powering off the device. Overall, while the Apera Instruments AI423 PC400S shows promise in specific functionalities and features, its user interface and certain measurement inConsistencies have detracted from the overall customer experience. **

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優點

  • Reliable and accurate measurements of pH and ORP
  • Data recording capability for extended monitoring
  • Fast performance when measuring water pH

缺點

  • Inaccurate TDS measurements reported

Platform Trust & Buyer Confidence

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3.8/5 96 reviews
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F Zhang
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“Good product, and smooth delivery!”

18-Jul-26 · via Trustpilot
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Roxy
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“Great products and services”

17 April 2026 · via Trustpilot
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“Ubuy Hong Kong is a game-changer. I was looking for a specific American brand that doesn't ship to Asia, and Ubuy had it in stock. The selection of global products is incredible. It saves me the hassle of using freight forwarders or asking friends to bring items over. The process was seamless from checkout to delivery”

6 July 2026 · via Trustpilot
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kritika
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“I?m always nervous buying electronics and skincare online, but Ubuy Hong Kong delivered exactly what I ordered and it was 100% genuine. It?s refreshing to find a platform that you can actually trust with premium brands. Will definitely be a returning customer.”

3 July 2026 · via Trustpilot
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Sam
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“Great product, good packing, the goods arrived quickly and well protected.”

6 June 2026 · via Trustpilot
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HKD 3239

現在訂購，約可在下列時間收貨： Sunday, 八月 16

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