coulomb per kilogram

{
  "id": "NISTu15.u27p10'3e-1/1",
  "unitsml_id": "u:coulomb_per_kilogram",
  "name": "coulomb per kilogram",
  "names": [
    {
      "value": "coulomb per kilogram",
      "lang": "en"
    }
  ],
  "symbols": {
    "unicode": "C/kg",
    "ascii": "C*kg^-1",
    "html": "C/kg",
    "latex": "\\ensuremath{\\mathrm{C/kg}}",
    "id": "C*kg^-1",
    "mathml": "<mrow><mi mathvariant='normal'>C</mi></mrow><mo>/</mo><mrow><mi mathvariant='normal'>kg</mi></mrow>"
  },
  "identifiers": [
    {
      "type": "nist",
      "id": "NISTu15.u27p10'3e-1/1"
    },
    {
      "type": "unitsml",
      "id": "u:coulomb_per_kilogram"
    }
  ],
  "references": [
    {
      "type": "informative",
      "authority": "qudt",
      "uri": "http://qudt.org/vocab/unit/C-PER-KiloGM"
    }
  ],
  "short": "coulomb_per_kilogram",
  "root": false,
  "composite": true,
  "quantities": [
    {
      "id": "NISTq197",
      "name": "exposure",
      "type": "derived"
    },
    {
      "id": "NISTq75",
      "name": "exposure (x and gamma rays)",
      "type": "derived"
    }
  ],
  "dimension": {
    "id": "NISTd49",
    "name": "exposure",
    "expression": "M-1·T·I",
    "components": [
      {
        "key": "mass",
        "symbol": "M",
        "power": -1
      },
      {
        "key": "time",
        "symbol": "T",
        "power": 1
      },
      {
        "key": "electric_current",
        "symbol": "I",
        "power": 1
      }
    ],
    "dimensionless": false
  },
  "scale": {
    "id": "continuous_ratio",
    "name": "continuous ratio scale"
  },
  "systems": [
    {
      "id": "SI_derived_non-special",
      "name": "SI-derived units non-special",
      "short": "si-derived-nonspecial",
      "acceptable": true
    },
    {
      "id": "SI_compatible",
      "name": "Units compatible with SI",
      "short": "si-compatible",
      "acceptable": true
    }
  ],
  "root_units": [
    {
      "power": 1,
      "unit": {
        "id": "NISTu15",
        "name": "coulomb",
        "symbol": "C"
      },
      "prefix": null
    },
    {
      "power": -1,
      "unit": {
        "id": "NISTu27",
        "name": "gram",
        "symbol": "g"
      },
      "prefix": {
        "id": "NISTp10_3",
        "name": "kilo",
        "symbol": "k"
      }
    }
  ]
}