As Worker Safety Scrutiny Intensifies, Mesa Labs Reinforces Why Primary Standard Calibration Is the Only Line of Defense
MWN-AI** Summary
Mesa Laboratories, Inc. (NASDAQ: MLAB), a prominent player in life sciences and quality control solutions, is intensifying its focus on primary standard calibration technology to enhance worker safety amid increasing regulatory scrutiny. As experts in occupational health and safety face a generational transition in their workforce, the accuracy of air sampling pumps used to monitor hazardous exposures has come under the spotlight. Currently, these pumps require calibration as per stringent standards outlined by agencies like OSHA and NIOSH, necessitating an accuracy of ±1%. However, the market is increasingly reliant on secondary standard instruments, which can exhibit significant errors, notably in critical low flow rate conditions.
Ram Parameshwar of Mesa Labs highlights a pivotal moment in industrial hygiene, stating that many seasoned professionals are retiring, leaving newer entrants vulnerable to misconceptions regarding calibration as merely a compliance checkbox rather than a critical safety measure. Mesa's DryCal technology addresses this by leveraging a proprietary piston prover, a true primary standard, ensuring superior measurement accuracy unaffected by environmental variations or gas-specific properties.
The significance of primary over secondary standards has gained traction, especially as OSHA chose to standardize its enforcement operations with Mesa’s Defender series calibrators, which are designed to uphold the integrity of worker safety from calibration inaccuracies. Mesa is also collaborating with the American Industrial Hygiene Association (AIHA) to educate professionals on calibration essentials, further advocating for accurate safety measurements.
Mesa’s commitment to innovation and quality, encapsulated in its mission "Protecting the Vulnerable®," underscores its ongoing investment in calibration technologies and training for occupational health and safety professionals, ultimately improving the safety and quality of the work environment.
MWN-AI** Analysis
As scrutiny around worker safety intensifies, companies like Mesa Laboratories, Inc. (NASDAQ: MLAB) are positioning themselves advantageously in the calibration technology market. Mesa's renewed commitment to its DryCal product line underscores a growing recognition of the vital distinction between primary and secondary standard calibration instruments, especially amidst a changing workforce landscape.
The increasing regulatory demands from OSHA and NIOSH spotlight the crucial need for accuracy in air sampling pump measurements. With a staggering portion of the market relying on secondary standards, which can lead to significant inaccuracies, the case for Mesa's innovative primary standard technology becomes compelling. Unlike secondary standards, DryCal's piston provers ensure accuracy without being susceptible to environmental fluctuations or gas-specific behaviors, which is critical for reliable workplace exposure monitoring.
This nuanced understanding of calibration accuracy is particularly essential as seasoned professionals are retiring and leaving the field to newer entrants who may overlook these critical distinctions. As the regulatory environment evolves, Mesa Labs positions itself not merely as a product provider, but as an educator through partnerships with bodies like the American Industrial Hygiene Association. Their proactive approach to disseminating knowledge about the importance of primary standards reflects foresight into the industry's future needs.
Investors should consider Mesa Labs not just for its innovative products, but also for its potential to thrive in an evolving regulatory landscape. With a robust partnership with OSHA, the company is positioned to capitalize on a growing market demand for reliable safety and calibration solutions. As workplace safety takes precedence, companies that prioritize accuracy in exposure measurement will likely emerge as leaders, making Mesa Labs a potential strong investment in a sector increasingly focused on accountability and the protection of workers.
**MWN-AI Summary and Analysis is based on asking OpenAI to summarize and analyze this news release.
LAKEWOOD, Colo., Feb. 18, 2026 (GLOBE NEWSWIRE) -- Mesa Laboratories, Inc. (NASDAQ: MLAB), a global leader in the design and manufacture of life science tools and critical quality control solutions, today announced a renewed commitment to advancing primary standard calibration technology through its DryCal product line, as occupational health and safety professionals confront rising regulatory scrutiny and a generational workforce transition that threatens the integrity of workplace exposure monitoring.
Across industries from pharmaceutical manufacturing to construction, worker safety depends on the accuracy of air sampling pumps used to measure exposure to hazardous substances. Those pumps must be calibrated to strict standards set by the Occupational Safety and Health Administration (OSHA) and the National Institute for Occupational Safety and Health (NIOSH), which require calibrator accuracy of ±1%. Yet a growing share of the calibration market relies on secondary standard instruments that can degrade to ±4–20% error at low flow rates, the very conditions most critical to detecting harmful exposures.
“We’re seeing a generational inflection point in industrial hygiene,” said Ram Parameshwar, Staff Product Manager for Instruments at Mesa Labs. “Experienced practitioners who understood the fundamental difference between primary and secondary standards are retiring in large numbers. The professionals replacing them are entering a market flooded with messaging that treats calibration as a box to check rather than the foundation of every exposure determination. That’s a risk we take very seriously.”
Mesa’s DryCal technology uses a proprietary piston prover, a primary standard that measures gas flow directly from fundamental SI quantities of volume and time. Unlike secondary standards, which derive flow measurements indirectly from pressure drop, temperature, and gas viscosity assumptions, a primary standard maintains accuracy across its full operating range without depending on environmental conditions or gas-specific properties. If contamination enters the measurement cell, the DryCal’s piston stops moving before it can produce an inaccurate reading, a fail-safe design that secondary instruments, which can drift silently when compromised, do not offer.
The distinction between primary and secondary standards has taken on new urgency as OSHA has chosen to standardize its own field enforcement operations on Mesa’s Defender series calibrators, purchasing more than 120 units in 2025 with additional orders planned for 2026. In announcing the partnership, OSHA stated, “This partnership bodes very well for American worker safety.”
“The Defender was named for exactly this reason, to defend the integrity of worker safety from the consequences of inaccurate calibration,” said Zach Wright, Head of Sales for Instruments at Mesa Labs. “When a false low reading means a worker stays in a hazardous environment without protection, the instrument behind that measurement has to be beyond question. Primary standards directly measure. Secondary standards only derive. That difference matters.”
As part of its commitment to advancing calibration education across the profession, Mesa Labs is partnering with the American Industrial Hygiene Association (AIHA) to present a webinar, “Flow Calibration Essentials for the OEHS Professional,” featuring Parameshwar alongside Laurence R. Durio, M.S., CIH, a certified industrial hygienist with more than 50 years of experience, including prior service with OSHA enforcement. The session addresses the science behind primary standards, regulatory requirements, and best practices for avoiding sample invalidations. A recording is available through the AIHA website.
Mesa’s Calibration Solutions division continues to invest in education, product innovation, and expanded service capabilities to support occupational health and safety professionals worldwide. The company’s mission, Protecting the Vulnerable®, is reflected in its commitment to ensuring that the instruments behind workplace exposure decisions meet the highest standards of accuracy and defensibility.
About Mesa Laboratories, Inc.
Mesa is a global leader in the design and manufacture of life science tools and critical quality control solutions for regulated applications in the pharmaceutical, healthcare and medical device industries. Mesa offers products and services to help our customers ensure product integrity, increase patient and worker safety, and improve the quality of life throughout the world. For more information about Mesa, please visit its website at www.mesalabs.com.
About DryCal
DryCal technology measures volumetric gas flow, as well as temperature and pressure, delivering the most accurate results under standardized conditions. Field-tested and proven reliable in the most demanding environments, DryCal products are built to laboratory standards and deliver portable durability. Annual NIST-traceable calibration by Mesa’s ISO 17025-accredited facility provides a defensible audit trail and keeps customers in compliance with all applicable standards. Learn more at drycal.mesalabs.com.
Media Contact:
Dan Mahoney
Dmahoney@piercom.com
970.405.8060
Sales Inquiries:
Zach Wright
Head of Sales for Instruments at Mesa Labs
Zach.Wright@mesalabs.com
FAQ**
How does Mesa Laboratories Inc. (MLAB) plan to address the educational gap in calibration technology amidst the generational workforce transition affecting occupational health professionals?
With OSHA's partnership with Mesa Laboratories Inc. (MLAB) for Defender series calibrators, what impact do you foresee on the overall accuracy and reliability of workplace exposure monitoring?
What specific innovations and improvements can we expect from Mesa Laboratories Inc. (MLAB) in the DryCal product line to further enhance worker safety in various industries?
How does Mesa Laboratories Inc. (MLAB) ensure that its DryCal technology maintains calibrator accuracy of ±1% despite the degradation risks associated with secondary standard instruments?
**MWN-AI FAQ is based on asking OpenAI questions about Mesa Laboratories Inc. (NASDAQ: MLAB).
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