kjeldahl
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Melamine and the Loophole That Poisoned Infant Formula
For a century the food industry measured protein by measuring nitrogen. Melamine is mostly nitrogen and no protein at all, and that gap was eventually exploited…
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Protein Spiking: How Powders Fake Their Protein Content
Standard protein testing does not measure protein at all; it measures nitrogen and multiplies, and that shortcut is the entire basis of amino spiking.
