MOSH/MOAH Testing in Benelux: What the Data Gaps Mean for Your Compliance Confidence

Conventional MOSH/MOAH testing methods can fall short of what food manufacturers actually need. Techniques such as LC-GC-FID may produce false positives or fail to distinguish between harmful and harmless compounds, a gap that can lead to unnecessary recalls, reputational risk, and compliance uncertainty.

Why the distinction matters

Not all mineral oil hydrocarbons carry the same risk.

MOAH fractions with three or more aromatic rings are considered genotoxic and carcinogenic, while other fractions are not.

Mineral oil hydrocarbons often enter food via packaging, lubricants, or environmental exposure, which makes accurate differentiation, not just detection, the real technical challenge in Benelux food safety testing today.

A higher-resolution approach

At Klüber Lubrication, we work with leading laboratories to apply advanced two-dimensional gas chromatography (GC×GC) coupled with mass spectrometry (MS).

This high-resolution technique enables precise separation and identification of hydrocarbon fractions, even in complex food matrices, and distinguishes between biogenic and fossil-origin compounds, a distinction that is essential for accurate risk assessment.

Why interpretation matters as much as instrumentation

Technology alone isn't enough. Our specialists support food manufacturers in interpreting analytical results, identifying contamination sources, and implementing targeted mitigation strategies.

This supports compliance with current national thresholds, such as the Netherlands' 0.5 mg/kg MOAH limit,  and helps prepare your operation for the pending EU-wide amendment to Regulation (EU) 2023/915, which is expected to introduce binding MOAH maximum levels from 2027.

What this means for your operation

Better testing clarity translates directly into fewer costly missteps and a stronger position as a responsible, future-ready food producer.

Are your current testing strategies delivering the full picture or leaving gaps you haven't yet had to test?

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