Measure Fat, Protein, and Moisture in Dairy Streams Instantly With Inline NIR Learn how inline NIR lets dairy processors measure fat, protein, moisture, and lactose in real time — with practical guidance on calibration, installation… <p>On a standardization loop running 50,000 liters per hour, a 0.1% fat deviation doesn't stay small. By the time a manual lab result comes back, that off-spec product has already run through most of a shift. That's the problem inline NIR solves — it puts composition data at the control point, not on a lab bench 45 minutes later.</p> <p>The physics works like this: near-infrared light in the 780 to 2500 nanometer range hits the product — milk, cream, whey — and some gets absorbed, some reflected or transmitted. That absorption pattern maps directly to the C-H, O-H, and N-H molecular bonds in the sample. Those bonds are the molecular signature of each component.</p> <p>The instrument captures a full spectrum across hundreds of wavelengths in under a second. That raw spectrum doesn't directly read "3.6% fat." That's where chemometrics comes in.</p> <h2>How NIR Inline Monitoring Works in Dairy Processing</h2> <h2>What NIR Measures in a Dairy Plant</h2> <p>External Resources: <a href="https://www.sciencedirect.com/science/article/abs/pii/S0958694619302602">https://www.sciencedirect.com/science/article/abs/pii/S0958694619302602</a></p> ← Back to NIR Spectroscopy Blog