NIST Traceable Calibration
Services & Solutions

Freshly formulated, NIST-traceable calibration solutions for biotechnology, research hospitals, academia, environmental labs, and industrial testing facilities.
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NIST Traceable Calibration Services & Solutions

Welcome To AURCAL LLC

For over 20 years, we have manufactured industry-leading laboratory calibration standards used across the U.S. and internationally. Our solutions provide the accuracy, repeatability, and reliability laboratories depend on.
01.

Previously operated under Aurical Company

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Trusted by labs, technicians & purchasing agents

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Products referenced by major distributors

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All standards are manufactured directly traceable to NIST Standard Reference Materials.

Learn More About Us

Our Calibration Solutions

Have the tightest tolerances in the industry and we offer the lowest level of conductivity standard worldwide… 0.5 uS/cm.
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Low Level Conductivity

Price range: $175.00 through $205.00
Oxidation/Reduction Standards
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Oxidation/Reduction Standards

$125.00
pH Calibrating Buffer | Three Color-Coded Solutions Set
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pH Buffer Standards

Price range: $150.00 through $425.00
Pourite Anti-Bubble Additive for Agar and Gel Media
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Pourite Anti-Bubble Additive for Agar and Gel Media

Price range: $65.00 through $659.00
Salinity Standards (10 ppm NaCl)
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Salinity Standards

Price range: $95.00 through $215.00
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Traditional Conductivity Calibrating Standards

Price range: $65.00 through $199.00
Turbidity Calibrating Standards (100 NTU)
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Turbidity Calibrating Standards

Price range: $119.00 through $409.00

Aurcal also offers custom levels for each solution. Let us know what you need

Why Laboratories Trust Our
Calibration Standards

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NIST-Referenced
Accuracy

All calibration standards adhere to strict
NIST traceability for exact measurement
reliability.

Freshly Made
Standards

Unlike mass-produced competitors,
every order is freshly formulated for
maximum stability and precision.

Custom Levels for
Every Need

We provide custom levels for all products
in addition to the industries benchmarks

Industry-Wide
Compatibility

Designed for all major testing systems
used in biotech, environmental labs, and
research facilities.

NIST Calibration Services
ORDERING PROCESS

Easy, Secure & Laboratory-
Focused Ordering Process

Whether you're a purchasing agent, lab technician, or field operator, our online store makes it simple to find the exact calibration standards you need - with custom levels, NIST-traceable documentation, and secure checkout using credit card or ACH payments.
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Each product page offers a structured, easy-to-use selection panel:

Select Level, Volume & Custom Options

Each product page offers a structured, easy-to-use selection panel:

Add to Cart & Review Order

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What Our Customers Say

Feedback from laboratories, research hospitals, field
technicians, and purchasing agents who trust our calibration
standards for accuracy, reliability, and consistency.
Aurcal LLC shows a strong understanding of calibration standards and quality control. Their products reflect precision and reliability.
Michael Anderson
The approach Aurcal LLC takes toward accuracy and consistency is impressive. Their calibration solutions are professionally developed.
Sarah Thompson
Aurcal LLC delivers well-prepared calibration products with a clear focus on industry standards. Very promising.
David Reynolds
Attention to detail and commitment to quality make Aurcal LLC a reliable name in calibration solutions.
Emily Carter
Strong technical knowledge and a quality-driven approach are clearly reflected in Aurcal LLC’s products.
James Walker