{
  "entity_type": "unit_conversion_page",
  "id": "ml-to-pints",
  "name": "Milliliters to US pints",
  "title": "Milliliters to US pints Converter (mL to pt)",
  "description": "Convert milliliters to US pints: 1 mL = 0.00211338 pt. Exact conversion factor, formula, 22-row table and worked examples, with JSON API and MCP access.",
  "quantity": "volume",
  "quantity_name": "Volume",
  "base_unit": "L",
  "from_unit": {
    "symbol": "mL",
    "display": "mL",
    "name": "milliliters",
    "singular": "milliliter"
  },
  "to_unit": {
    "symbol": "pint_us",
    "display": "pt",
    "name": "US pints",
    "singular": "pint"
  },
  "linear": true,
  "factor": 0.002113376419,
  "inverse_factor": 473.176473,
  "formula": "US pints = milliliters × 0.002113376419",
  "reverse_formula": "milliliters = US pints × 473.176473",
  "unit_relation": "1 mL = 0.00211338 pt",
  "examples": [
    {
      "value": 5,
      "result": 0.0105669,
      "text": "5 mL = 0.0105669 pt"
    },
    {
      "value": 12.5,
      "result": 0.0264172,
      "text": "12.5 mL = 0.0264172 pt"
    },
    {
      "value": 100,
      "result": 0.211338,
      "text": "100 mL = 0.211338 pt"
    }
  ],
  "table": [
    {
      "mL": 1,
      "pint_us": 0.00211338
    },
    {
      "mL": 2,
      "pint_us": 0.00422675
    },
    {
      "mL": 3,
      "pint_us": 0.00634013
    },
    {
      "mL": 4,
      "pint_us": 0.00845351
    },
    {
      "mL": 5,
      "pint_us": 0.0105669
    },
    {
      "mL": 6,
      "pint_us": 0.0126803
    },
    {
      "mL": 7,
      "pint_us": 0.0147936
    },
    {
      "mL": 8,
      "pint_us": 0.016907
    },
    {
      "mL": 9,
      "pint_us": 0.0190204
    },
    {
      "mL": 10,
      "pint_us": 0.0211338
    },
    {
      "mL": 15,
      "pint_us": 0.0317006
    },
    {
      "mL": 20,
      "pint_us": 0.0422675
    },
    {
      "mL": 25,
      "pint_us": 0.0528344
    },
    {
      "mL": 30,
      "pint_us": 0.0634013
    },
    {
      "mL": 40,
      "pint_us": 0.0845351
    },
    {
      "mL": 50,
      "pint_us": 0.105669
    },
    {
      "mL": 75,
      "pint_us": 0.158503
    },
    {
      "mL": 100,
      "pint_us": 0.211338
    },
    {
      "mL": 200,
      "pint_us": 0.422675
    },
    {
      "mL": 250,
      "pint_us": 0.528344
    },
    {
      "mL": 500,
      "pint_us": 1.05669
    },
    {
      "mL": 1000,
      "pint_us": 2.11338
    }
  ],
  "faq": [
    {
      "q": "How many US pints are in one milliliter?",
      "a": "1 mL = 0.00211338 pt. The factor comes from the SI definitions of both units (NIST SP 811 / BIPM), so it is exact or correct to at least 10 significant figures."
    },
    {
      "q": "What is the formula to convert milliliters to US pints?",
      "a": "Multiply the value in milliliters by 0.002113376419: US pints = milliliters × 0.002113376419. For example, 5 mL = 0.0105669 pt."
    },
    {
      "q": "How do I convert US pints back to milliliters?",
      "a": "Multiply by the inverse factor 473.176473 (milliliters = US pints × 473.176473), or use the US pints-to-milliliters page."
    }
  ],
  "sources": [
    {
      "name": "NIST Special Publication 811 – Guide for the Use of the International System of Units (SI), Appendix B conversion factors",
      "url": "https://www.nist.gov/pml/special-publication-811",
      "type": "standard",
      "retrieved_at": "2026-09-24"
    },
    {
      "name": "BIPM – The International System of Units (SI Brochure, 9th edition)",
      "url": "https://www.bipm.org/en/publications/si-brochure",
      "type": "standard",
      "retrieved_at": "2026-09-24"
    },
    {
      "name": "Wikipedia – Conversion of units",
      "url": "https://en.wikipedia.org/wiki/Conversion_of_units",
      "type": "reference",
      "retrieved_at": "2026-09-24"
    }
  ],
  "freshness": {
    "type": "static",
    "max_age_seconds": null,
    "note": "Fixed conversion factors (NIST/BIPM definitions); results never go stale."
  },
  "api": {
    "convert": "https://tttkmbb.com/api/v1/convert?value=5&from_unit=mL&to_unit=pint_us",
    "calculator": "https://tttkmbb.com/api/v1/calculate/volume?value=5&from_unit=mL&to_unit=pint_us",
    "mcp_tool": "convert_units",
    "mcp_arguments": {
      "value": 5,
      "from_unit": "mL",
      "to_unit": "pint_us"
    }
  },
  "links": {
    "html": "https://tttkmbb.com/conversion/ml-to-pints",
    "markdown": "https://tttkmbb.com/conversion/ml-to-pints.md",
    "json": "https://tttkmbb.com/conversion/ml-to-pints.json",
    "reverse": "https://tttkmbb.com/conversion/pints-to-ml",
    "quantity_converter": "https://tttkmbb.com/conversion/volume",
    "units": "https://tttkmbb.com/api/v1/units?quantity=volume"
  },
  "timestamp": "2026-09-24"
}