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Lab Pro BUFFER SOLUTION pH 7 1pt.
$17.37
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Lab Pro BUFFER SOL. pH 7 Yel.1gal

$56.72
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SKU: ZB1632-128
California prop 65
Description
  • Chemical Name
    Buffer Solution
  • pH
    7.00
  • Accuracy
    ±0.02 at 25 °C
  • Traceability
    NIST Traceable
  • Packaging
    1 Gallon Bottle (4 L)

Description

What is Lab Pro Buffer Solution pH 7?

Lab Pro Buffer Solution pH 7 is a pH buffer standard solution designed for laboratory and field analyses. It is used primarily for pH electrode calibration and for maintaining accurate and reliable pH measurements.

This color-coded buffer solution allows for easy identification and is supplied in airtight packaging to ensure stability and shelf life. The pH value is 7.00 ±0.02 at 25 °C, making it suitable for routine calibration and quality control workflows.

Key Features

  • Buffer solution with pH 7.00
  • Accuracy: ±0.02 at 25 °C
  • Color-coded for easy identification (Yellow)
  • NIST traceable
  • Designed for laboratory and field use
  • Supplied in reliable, airtight packaging

Common Applications

  • pH electrode calibration
  • Laboratory pH measurements
  • Field pH testing

Industry Uses

  • Aquaculture
  • Boiler water
  • Cooling water
  • Groundwater
  • Industrial wastewater
  • Municipal and potable water
  • QA/QC laboratories
  • Recreation and pool water
  • Water conditioning and reuse
  • Wastewater treatment (influent, primary, secondary, tertiary)
  • Steam cycle and source water applications

Packaging Details

  • Packaged In: 1 gallon bottle (4 L)
  • Package Type: Bottle
  • Includes: Single unit

Legal & Safety Notice

This product is supplied for laboratory and field analytical use. Proper handling, storage, and use in accordance with applicable safety procedures and regulations is the responsibility of the end user.

Standards and Certifications

  • Lab Pro CofA
  • Lab Pro SDS
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Properties

Chemical Name or Material Buffer Solution
Description pH Buffer Calibration Reagent
pH Value 7.00 ±0.02 at 25 °C
Color Coded Yes (Yellow)
Traceability NIST traceable
Quantity 1 gallon
Observed Shelf Life After Opening 6 months (when stored and used as recommended)
Storage Conditions 10–25 °C, protect from light


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FAQs

What is buffer solution pH 7 used for?

Buffer solution pH 7 is commonly used for pH electrode calibration and routine pH measurement. It represents a neutral reference point and is essential for ensuring accurate readings in laboratory testing, field analysis, and quality control workflows across many industries.

Why is pH 7 important for pH meter calibration?

pH 7 serves as the primary calibration point for most pH meters. Calibrating at neutral pH helps ensure proper electrode response and measurement accuracy, especially when testing samples near neutral or across a wide pH range.

What does NIST traceable mean for this buffer solution?

NIST traceable means the pH value has been verified against standards from the National Institute of Standards and Technology. This supports measurement accuracy, consistency, and regulatory compliance in laboratory, environmental, and industrial testing applications.

What is the benefit of the yellow color coding?

The yellow color coding allows quick visual identification of the pH 7 buffer, helping prevent mix-ups with other pH standards. This is especially useful in labs or field settings where multiple buffer solutions are used for calibration and verification.

How should buffer solution pH 7 be stored and used?

Store the buffer tightly sealed at 10–25 °C and protect it from light to maintain stability. Use clean containers and electrodes to avoid contamination. Once opened, it is recommended to use the buffer within six months for best accuracy.