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Our database strictly adheres to reproducible metrological benchmarks. When submitting density data, please include:

• Substance Name: Specific cultivar, brand, or milling grade (e.g., King Arthur Unbleached Bread Flour).
• Calibrated Density: Measured in g/mL, g/cm³, or net mass per standard container.
• Testing Temperature: Reference temperature (standard is 20°C / 68°F).
• Measurement Authority: Link to peer-reviewed literature, USDA FoodData ID, or NIST reference.