{
  "units": {
    "cx:m": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "length": {
          "reference": "cx:m",
          "scale": "1",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:cm": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "length": {
          "reference": "cx:m",
          "scale": "1/100",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:mm": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "length": {
          "reference": "cx:m",
          "scale": "1/1000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:in_i": {
      "source": "https://www.legislation.gov.uk/ukpga/1985/72/schedule/1/part/VI/paragraph/wrapper1n2",
      "transforms": {
        "length": {
          "reference": "cx:m",
          "scale": "127/5000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:um": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "length": {
          "reference": "cx:m",
          "scale": "1/1000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:nm": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "length": {
          "reference": "cx:m",
          "scale": "1/1000000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:yd_i": {
      "source": "https://www.legislation.gov.uk/ukpga/1985/72/schedule/1/part/VI/paragraph/wrapper1n2",
      "transforms": {
        "length": {
          "reference": "cx:m",
          "scale": "1143/1250",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:mi_i": {
      "source": "https://www.legislation.gov.uk/ukpga/1985/72/schedule/1/part/VI/paragraph/wrapper1n2",
      "transforms": {
        "length": {
          "reference": "cx:m",
          "scale": "201168/125",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:dm": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "length": {
          "reference": "cx:m",
          "scale": "1/10",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:pm": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "length": {
          "reference": "cx:m",
          "scale": "1/1000000000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:nmi": {
      "source": "https://www.nist.gov/pml/special-publication-811/nist-guide-si-appendix-b-conversion-factors/nist-guide-si-appendix-b9",
      "transforms": {
        "length": {
          "reference": "cx:m",
          "scale": "1852",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:angstrom": {
      "source": "https://www.nist.gov/pml/special-publication-811/nist-guide-si-appendix-b-conversion-factors/nist-guide-si-appendix-b9",
      "transforms": {
        "length": {
          "reference": "cx:m",
          "scale": "1/10000000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:au": {
      "source": "https://www.iau.org/static/resolutions/IAU2012_English.pdf",
      "transforms": {
        "length": {
          "reference": "cx:m",
          "scale": "149597870700",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:mil": {
      "source": "https://www.nist.gov/pml/special-publication-811/nist-guide-si-appendix-b-conversion-factors/nist-guide-si-appendix-b9",
      "transforms": {
        "length": {
          "reference": "cx:m",
          "scale": "127/5000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:kg": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "mass": {
          "reference": "cx:kg",
          "scale": "1",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:lb_av": {
      "source": "https://www.legislation.gov.uk/ukpga/1985/72/schedule/1/part/VI/paragraph/wrapper1n2",
      "transforms": {
        "mass": {
          "reference": "cx:kg",
          "scale": "45359237/100000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:mg": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "mass": {
          "reference": "cx:kg",
          "scale": "1/1000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:ug": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "mass": {
          "reference": "cx:kg",
          "scale": "1/1000000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:st": {
      "source": "https://www.legislation.gov.uk/ukpga/1985/72/schedule/1/part/VI/paragraph/wrapper1n2",
      "transforms": {
        "mass": {
          "reference": "cx:kg",
          "scale": "317514659/50000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:grain": {
      "source": "https://www.legislation.gov.uk/ukpga/1985/72/schedule/1/part/VI/paragraph/wrapper1n2",
      "transforms": {
        "mass": {
          "reference": "cx:kg",
          "scale": "6479891/100000000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:oz_tr": {
      "source": "https://www.legislation.gov.uk/uksi/1995/1804/schedule/made",
      "transforms": {
        "mass": {
          "reference": "cx:kg",
          "scale": "19439673/625000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:ton_us": {
      "source": "https://nvlpubs.nist.gov/nistpubs/hb/2026/NIST.HB.44-2026.pdf",
      "transforms": {
        "mass": {
          "reference": "cx:kg",
          "scale": "45359237/50000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:ton_uk": {
      "source": "https://www.legislation.gov.uk/ukpga/1985/72/schedule/1/part/VI/paragraph/wrapper1n2",
      "transforms": {
        "mass": {
          "reference": "cx:kg",
          "scale": "317514659/312500",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:s": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "duration": {
          "reference": "cx:s",
          "scale": "1",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:ms": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "duration": {
          "reference": "cx:s",
          "scale": "1/1000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:us": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "duration": {
          "reference": "cx:s",
          "scale": "1/1000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:ns": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "duration": {
          "reference": "cx:s",
          "scale": "1/1000000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:ps": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "duration": {
          "reference": "cx:s",
          "scale": "1/1000000000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:rad": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "plane_angle": {
          "reference": "cx:rad",
          "scale": "1",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:deg": {
      "source": "https://www.nist.gov/pml/special-publication-330/sp-330-section-2",
      "transforms": {
        "plane_angle": {
          "reference": "cx:rad",
          "scale": "1/180",
          "offset": "0",
          "pi_power": 1,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:arcmin": {
      "source": "https://www.nist.gov/pml/special-publication-811/nist-guide-si-appendix-b-conversion-factors/nist-guide-si-appendix-b9",
      "transforms": {
        "plane_angle": {
          "reference": "cx:rad",
          "scale": "1/10800",
          "offset": "0",
          "pi_power": 1,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:arcsec": {
      "source": "https://www.nist.gov/pml/special-publication-811/nist-guide-si-appendix-b-conversion-factors/nist-guide-si-appendix-b9",
      "transforms": {
        "plane_angle": {
          "reference": "cx:rad",
          "scale": "1/648000",
          "offset": "0",
          "pi_power": 1,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:turn": {
      "source": "https://www.nist.gov/pml/special-publication-330/sp-330-section-2",
      "transforms": {
        "plane_angle": {
          "reference": "cx:rad",
          "scale": "2",
          "offset": "0",
          "pi_power": 1,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:gon": {
      "source": "https://www.nist.gov/pml/special-publication-811/nist-guide-si-appendix-b-conversion-factors/nist-guide-si-appendix-b9",
      "transforms": {
        "plane_angle": {
          "reference": "cx:rad",
          "scale": "1/200",
          "offset": "0",
          "pi_power": 1,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:mrad": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "plane_angle": {
          "reference": "cx:rad",
          "scale": "1/1000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:rad_s": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "angular_velocity": {
          "reference": "cx:rad_s",
          "scale": "1",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:rpm": {
      "source": "https://www.nist.gov/pml/special-publication-811/nist-guide-si-chapter-8",
      "transforms": {
        "angular_velocity": {
          "reference": "cx:rad_s",
          "scale": "1/30",
          "offset": "0",
          "pi_power": 1,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:m_s2": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "acceleration": {
          "reference": "cx:m_s2",
          "scale": "1",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:g0": {
      "source": "https://www.nist.gov/pml/special-publication-811/nist-guide-si-appendix-b-conversion-factors/nist-guide-si-appendix-b9",
      "transforms": {
        "acceleration": {
          "reference": "cx:m_s2",
          "scale": "196133/20000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:Gal": {
      "source": "https://www.nist.gov/pml/special-publication-811/nist-guide-si-appendix-b-conversion-factors/nist-guide-si-appendix-b9",
      "transforms": {
        "acceleration": {
          "reference": "cx:m_s2",
          "scale": "1/100",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:m2": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "area": {
          "reference": "cx:m2",
          "scale": "1",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:in2_i": {
      "source": "https://www.legislation.gov.uk/ukpga/1985/72/schedule/1/part/VI/paragraph/wrapper1n2",
      "transforms": {
        "area": {
          "reference": "cx:m2",
          "scale": "16129/25000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:mm2": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "area": {
          "reference": "cx:m2",
          "scale": "1/1000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:km2": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "area": {
          "reference": "cx:m2",
          "scale": "1000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:m3": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "volume": {
          "reference": "cx:m3",
          "scale": "1",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:uL": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "volume": {
          "reference": "cx:m3",
          "scale": "1/1000000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:in3_i": {
      "source": "https://www.legislation.gov.uk/ukpga/1985/72/schedule/1/part/VI/paragraph/wrapper1n2",
      "transforms": {
        "volume": {
          "reference": "cx:m3",
          "scale": "2048383/125000000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:yd3_i": {
      "source": "https://www.legislation.gov.uk/ukpga/1985/72/schedule/1/part/VI/paragraph/wrapper1n2",
      "transforms": {
        "volume": {
          "reference": "cx:m3",
          "scale": "1493271207/1953125000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:mm3": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "volume": {
          "reference": "cx:m3",
          "scale": "1/1000000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:qt_us": {
      "source": "https://nvlpubs.nist.gov/nistpubs/hb/2026/NIST.HB.44-2026.pdf",
      "transforms": {
        "volume": {
          "reference": "cx:m3",
          "scale": "473176473/500000000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:pt_us": {
      "source": "https://nvlpubs.nist.gov/nistpubs/hb/2026/NIST.HB.44-2026.pdf",
      "transforms": {
        "volume": {
          "reference": "cx:m3",
          "scale": "473176473/1000000000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:floz_us": {
      "source": "https://nvlpubs.nist.gov/nistpubs/hb/2026/NIST.HB.44-2026.pdf",
      "transforms": {
        "volume": {
          "reference": "cx:m3",
          "scale": "473176473/16000000000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:qt_imp": {
      "source": "https://www.legislation.gov.uk/ukpga/1985/72/schedule/1/part/VI/paragraph/wrapper1n2",
      "transforms": {
        "volume": {
          "reference": "cx:m3",
          "scale": "454609/400000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:pt_imp": {
      "source": "https://www.legislation.gov.uk/ukpga/1985/72/schedule/1/part/VI/paragraph/wrapper1n2",
      "transforms": {
        "volume": {
          "reference": "cx:m3",
          "scale": "454609/800000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:floz_imp": {
      "source": "https://www.legislation.gov.uk/ukpga/1985/72/schedule/1/part/VI/paragraph/wrapper1n2",
      "transforms": {
        "volume": {
          "reference": "cx:m3",
          "scale": "454609/16000000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:one": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "ratio": {
          "reference": "cx:one",
          "scale": "1",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:percent": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "ratio": {
          "reference": "cx:one",
          "scale": "1/100",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    },
    "cx:ppm": {
      "source": "https://www.bipm.org/en/publications/si-brochure",
      "transforms": {
        "ratio": {
          "reference": "cx:one",
          "scale": "1/1000000",
          "offset": "0",
          "pi_power": 0,
          "roles": [
            "scalar"
          ]
        }
      }
    }
  }
}
