{
  "title": {
    "text": "API Gravity vs Sulfur Mass Fraction",
    "left": "center"
  },
  "dataset": {
    "dimensions": [
      "record_id",
      "grade",
      "region",
      "api_gravity",
      "sulfur_mass_fraction",
      "source_tier",
      "confidence",
      "source_name",
      "primary_source_url",
      "source_host"
    ],
    "source": [
      {
        "record_id": "R0064",
        "grade": "Napo",
        "region": "Ecuador",
        "api_gravity": 17.0,
        "sulfur_mass_fraction": 0.023,
        "source_tier": "benchmark_spec",
        "confidence": 0.8,
        "source_name": "S&P Global Platts Americas guide",
        "primary_source_url": "https://www.spglobal.com/commodityinsights/plattscontent/_assets/_files/en/our-methodology/methodology-specifications/americas-crude-methodology.pdf",
        "source_host": "www.spglobal.com"
      },
      {
        "record_id": "R0078",
        "grade": "Vasconia",
        "region": "Colombia",
        "api_gravity": 21.1,
        "sulfur_mass_fraction": 0.0121,
        "source_tier": "official_assay_public",
        "confidence": 0.95,
        "source_name": "Ecopetrol official assay",
        "primary_source_url": "https://files.ecopetrol.com.co/web/esp/Vasconia%20Blend%20Oficial%202024%20-%20AS_Vasconia%20Blend%20Oficial%202024.pdf",
        "source_host": "files.ecopetrol.com.co"
      },
      {
        "record_id": "R0054",
        "grade": "Maya",
        "region": "Mexico",
        "api_gravity": 21.5,
        "sulfur_mass_fraction": 0.034,
        "source_tier": "benchmark_spec",
        "confidence": 0.85,
        "source_name": "S&P Global Platts Americas guide",
        "primary_source_url": "https://www.spglobal.com/commodityinsights/plattscontent/_assets/_files/en/our-methodology/methodology-specifications/americas-crude-methodology.pdf",
        "source_host": "www.spglobal.com"
      },
      {
        "record_id": "R0069",
        "grade": "Oriente",
        "region": "Ecuador",
        "api_gravity": 23.0,
        "sulfur_mass_fraction": 0.015,
        "source_tier": "benchmark_spec",
        "confidence": 0.8,
        "source_name": "S&P Global Platts Americas guide",
        "primary_source_url": "https://www.spglobal.com/commodityinsights/plattscontent/_assets/_files/en/our-methodology/methodology-specifications/americas-crude-methodology.pdf",
        "source_host": "www.spglobal.com"
      },
      {
        "record_id": "R0004",
        "grade": "Arab Heavy",
        "region": "Saudi Arabia",
        "api_gravity": 27.4,
        "sulfur_mass_fraction": 0.0279999999999999,
        "source_tier": "official_grade_name_plus_seed_value",
        "confidence": 0.45,
        "source_name": "Saudi Aramco current grade slate",
        "primary_source_url": "https://www.aramco.com/en/what-we-do/energy-products/oil-production",
        "source_host": "www.aramco.com"
      },
      {
        "record_id": "R0008",
        "grade": "Arab Medium",
        "region": "Saudi Arabia",
        "api_gravity": 28.5,
        "sulfur_mass_fraction": 0.025,
        "source_tier": "official_grade_name_plus_seed_value",
        "confidence": 0.45,
        "source_name": "Saudi Aramco current grade slate",
        "primary_source_url": "https://www.aramco.com/en/what-we-do/energy-products/oil-production",
        "source_host": "www.aramco.com"
      },
      {
        "record_id": "R0034",
        "grade": "Dubai",
        "region": "UAE / Middle East Gulf",
        "api_gravity": 31.0,
        "sulfur_mass_fraction": 0.02,
        "source_tier": "benchmark_reference_secondary",
        "confidence": 0.55,
        "source_name": "Platts FAQ + benchmark literature",
        "primary_source_url": "https://www.spglobal.com/content/dam/spglobal/ci/en/documents/platts/en/our-methodology/methodology-specifications/crude-oil/supporting-materials/dubai-oman-benchmarks-faq.pdf",
        "source_host": "www.spglobal.com"
      },
      {
        "record_id": "R0044",
        "grade": "Forcados",
        "region": "Nigeria",
        "api_gravity": 31.5,
        "sulfur_mass_fraction": 0.0022,
        "source_tier": "public_assay_secondary",
        "confidence": 0.8,
        "source_name": "TotalEnergies crude assays",
        "primary_source_url": "https://trading.totalenergies.com/en/business-customers/oil/crude-assays/",
        "source_host": "trading.totalenergies.com"
      },
      {
        "record_id": "R0045",
        "grade": "Forcados",
        "region": "Nigeria",
        "api_gravity": 31.5,
        "sulfur_mass_fraction": 0.0022,
        "source_tier": "benchmark_spec",
        "confidence": 0.85,
        "source_name": "S&P Global Platts EMEA guide",
        "primary_source_url": "https://www.spglobal.com/content/dam/spglobal/ci/en/documents/platts/en/our-methodology/methodology-specifications/crude-oil/emea-crude-specifications.pdf",
        "source_host": "www.spglobal.com"
      },
      {
        "record_id": "R0076",
        "grade": "Urals",
        "region": "Russia",
        "api_gravity": 31.5,
        "sulfur_mass_fraction": 0.0144,
        "source_tier": "benchmark_spec",
        "confidence": 0.8,
        "source_name": "S&P Global Platts EMEA guide",
        "primary_source_url": "https://www.spglobal.com/content/dam/spglobal/ci/en/documents/platts/en/our-methodology/methodology-specifications/crude-oil/emea-crude-specifications.pdf",
        "source_host": "www.spglobal.com"
      },
      {
        "record_id": "R0032",
        "grade": "Daqing",
        "region": "China",
        "api_gravity": 31.93,
        "sulfur_mass_fraction": 0.0013,
        "source_tier": "benchmark_spec",
        "confidence": 0.85,
        "source_name": "S&P Global Platts APAG guide",
        "primary_source_url": "https://www.spglobal.com/platts/PlattsContent/_assets/_files/en/our-methodology/methodology-specifications/apag-crude-methodology.pdf",
        "source_host": "www.spglobal.com"
      },
      {
        "record_id": "R0030",
        "grade": "Cabinda",
        "region": "Angola",
        "api_gravity": 32.2,
        "sulfur_mass_fraction": 0.0015,
        "source_tier": "benchmark_spec",
        "confidence": 0.85,
        "source_name": "S&P Global Platts EMEA guide",
        "primary_source_url": "https://www.spglobal.com/content/dam/spglobal/ci/en/documents/platts/en/our-methodology/methodology-specifications/crude-oil/emea-crude-specifications.pdf",
        "source_host": "www.spglobal.com"
      },
      {
        "record_id": "R0029",
        "grade": "Cabinda",
        "region": "Angola",
        "api_gravity": 32.4,
        "sulfur_mass_fraction": 0.0017,
        "source_tier": "public_assay_secondary",
        "confidence": 0.8,
        "source_name": "TotalEnergies crude assays",
        "primary_source_url": "https://trading.totalenergies.com/en/business-customers/oil/crude-assays/",
        "source_host": "trading.totalenergies.com"
      },
      {
        "record_id": "R0052",
        "grade": "Isthmus",
        "region": "Mexico",
        "api_gravity": 32.5,
        "sulfur_mass_fraction": 0.018,
        "source_tier": "benchmark_spec",
        "confidence": 0.8,
        "source_name": "S&P Global Platts Americas guide",
        "primary_source_url": "https://www.spglobal.com/commodityinsights/plattscontent/_assets/_files/en/our-methodology/methodology-specifications/americas-crude-methodology.pdf",
        "source_host": "www.spglobal.com"
      },
      {
        "record_id": "R0020",
        "grade": "Bonny Light",
        "region": "Nigeria",
        "api_gravity": 32.9,
        "sulfur_mass_fraction": 0.0016,
        "source_tier": "benchmark_spec",
        "confidence": 0.85,
        "source_name": "S&P Global Platts EMEA guide",
        "primary_source_url": "https://www.spglobal.com/content/dam/spglobal/ci/en/documents/platts/en/our-methodology/methodology-specifications/crude-oil/emea-crude-specifications.pdf",
        "source_host": "www.spglobal.com"
      },
      {
        "record_id": "R0066",
        "grade": "Oman",
        "region": "Oman",
        "api_gravity": 33.2,
        "sulfur_mass_fraction": 0.0129,
        "source_tier": "public_assay_secondary",
        "confidence": 0.8,
        "source_name": "TotalEnergies crude assays",
        "primary_source_url": "https://trading.totalenergies.com/en/business-customers/oil/crude-assays/",
        "source_host": "trading.totalenergies.com"
      },
      {
        "record_id": "R0006",
        "grade": "Arab Light",
        "region": "Saudi Arabia",
        "api_gravity": 33.4,
        "sulfur_mass_fraction": 0.018,
        "source_tier": "official_grade_name_plus_seed_value",
        "confidence": 0.45,
        "source_name": "Saudi Aramco current grade slate",
        "primary_source_url": "https://www.aramco.com/en/what-we-do/energy-products/oil-production",
        "source_host": "www.aramco.com"
      },
      {
        "record_id": "R0037",
        "grade": "ESPO",
        "region": "Russia Far East",
        "api_gravity": 34.5,
        "sulfur_mass_fraction": 0.00615,
        "source_tier": "benchmark_spec_range_midpoint",
        "confidence": 0.7,
        "source_name": "S&P Global Platts APAG guide",
        "primary_source_url": "https://www.spglobal.com/platts/PlattsContent/_assets/_files/en/our-methodology/methodology-specifications/apag-crude-methodology.pdf",
        "source_host": "www.spglobal.com"
      },
      {
        "record_id": "R0019",
        "grade": "Bonny Light",
        "region": "Nigeria",
        "api_gravity": 34.9,
        "sulfur_mass_fraction": 0.0015,
        "source_tier": "public_assay_secondary",
        "confidence": 0.78,
        "source_name": "TotalEnergies crude assays",
        "primary_source_url": "https://trading.totalenergies.com/en/business-customers/oil/crude-assays/",
        "source_host": "trading.totalenergies.com"
      },
      {
        "record_id": "R0047",
        "grade": "Forties",
        "region": "UK North Sea",
        "api_gravity": 37.3,
        "sulfur_mass_fraction": 0.0084,
        "source_tier": "public_assay_secondary",
        "confidence": 0.75,
        "source_name": "TotalEnergies crude assays",
        "primary_source_url": "https://trading.totalenergies.com/en/business-customers/oil/crude-assays/",
        "source_host": "trading.totalenergies.com"
      },
      {
        "record_id": "R0023",
        "grade": "Brent",
        "region": "North Sea",
        "api_gravity": 37.5,
        "sulfur_mass_fraction": 0.004,
        "source_tier": "benchmark_spec",
        "confidence": 0.85,
        "source_name": "S&P Global Platts EMEA guide",
        "primary_source_url": "https://www.spglobal.com/content/dam/spglobal/ci/en/documents/platts/en/our-methodology/methodology-specifications/crude-oil/emea-crude-specifications.pdf",
        "source_host": "www.spglobal.com"
      },
      {
        "record_id": "R0022",
        "grade": "Brent",
        "region": "North Sea",
        "api_gravity": 38.14,
        "sulfur_mass_fraction": 0.0042,
        "source_tier": "public_assay_secondary",
        "confidence": 0.75,
        "source_name": "TotalEnergies crude assays",
        "primary_source_url": "https://trading.totalenergies.com/en/business-customers/oil/crude-assays/",
        "source_host": "trading.totalenergies.com"
      },
      {
        "record_id": "R0041",
        "grade": "Ekofisk",
        "region": "Norwegian North Sea",
        "api_gravity": 38.5,
        "sulfur_mass_fraction": 0.0019,
        "source_tier": "benchmark_spec",
        "confidence": 0.85,
        "source_name": "S&P Global Platts EMEA guide",
        "primary_source_url": "https://www.spglobal.com/content/dam/spglobal/ci/en/documents/platts/en/our-methodology/methodology-specifications/crude-oil/emea-crude-specifications.pdf",
        "source_host": "www.spglobal.com"
      },
      {
        "record_id": "R0048",
        "grade": "Forties",
        "region": "UK North Sea",
        "api_gravity": 38.7,
        "sulfur_mass_fraction": 0.0064,
        "source_tier": "benchmark_spec",
        "confidence": 0.85,
        "source_name": "S&P Global Platts EMEA guide",
        "primary_source_url": "https://www.spglobal.com/content/dam/spglobal/ci/en/documents/platts/en/our-methodology/methodology-specifications/crude-oil/emea-crude-specifications.pdf",
        "source_host": "www.spglobal.com"
      },
      {
        "record_id": "R0040",
        "grade": "Ekofisk",
        "region": "Norwegian North Sea",
        "api_gravity": 38.9,
        "sulfur_mass_fraction": 0.002,
        "source_tier": "public_assay_secondary",
        "confidence": 0.78,
        "source_name": "TotalEnergies crude assays",
        "primary_source_url": "https://trading.totalenergies.com/en/business-customers/oil/crude-assays/",
        "source_host": "trading.totalenergies.com"
      },
      {
        "record_id": "R0058",
        "grade": "Murban",
        "region": "UAE",
        "api_gravity": 40.5,
        "sulfur_mass_fraction": 0.0074,
        "source_tier": "public_assay_secondary",
        "confidence": 0.8,
        "source_name": "TotalEnergies crude assays",
        "primary_source_url": "https://trading.totalenergies.com/en/business-customers/oil/crude-assays/",
        "source_host": "trading.totalenergies.com"
      },
      {
        "record_id": "R0071",
        "grade": "Saharan Blend",
        "region": "Algeria",
        "api_gravity": 45.3,
        "sulfur_mass_fraction": 0.001,
        "source_tier": "government_reference",
        "confidence": 0.8,
        "source_name": "U.S. EIA country background",
        "primary_source_url": "https://www.eia.gov/international/content/analysis/countries_long/Algeria/background.htm",
        "source_host": "www.eia.gov"
      },
      {
        "record_id": "R0073",
        "grade": "Tapis",
        "region": "Malaysia",
        "api_gravity": 45.8,
        "sulfur_mass_fraction": 0.0003,
        "source_tier": "official_assay_public",
        "confidence": 0.9,
        "source_name": "ExxonMobil public assay library",
        "primary_source_url": "https://corporate.exxonmobil.com/-/media/global/files/crude-oils/pdf/2024/tapis.pdf",
        "source_host": "corporate.exxonmobil.com"
      },
      {
        "record_id": "R0027",
        "grade": "CPC Blend",
        "region": "Kazakhstan / Black Sea export",
        "api_gravity": 46.6,
        "sulfur_mass_fraction": 0.0058,
        "source_tier": "official_assay_public",
        "confidence": 0.9,
        "source_name": "ExxonMobil public assay library",
        "primary_source_url": "https://corporate.exxonmobil.com/-/media/global/files/crude-oils/pdf/2025/cpc_blend.pdf",
        "source_host": "corporate.exxonmobil.com"
      },
      {
        "record_id": "R0083",
        "grade": "WTI",
        "region": "United States",
        "api_gravity": 47.5,
        "sulfur_mass_fraction": 0.0005,
        "source_tier": "official_assay_public",
        "confidence": 0.9,
        "source_name": "ExxonMobil public assay library",
        "primary_source_url": "https://corporate.exxonmobil.com/-/media/global/files/crude-oils/pdf/2024/wti_light.pdf",
        "source_host": "corporate.exxonmobil.com"
      }
    ]
  },
  "xAxis": {
    "type": "value",
    "name": "API Gravity (deg API)",
    "nameLocation": "middle",
    "nameGap": 30
  },
  "yAxis": {
    "type": "value",
    "name": "Sulfur Mass Fraction",
    "nameLocation": "middle",
    "nameGap": 45
  },
  "tooltip": {
    "trigger": "item"
  },
  "series": [
    {
      "type": "scatter",
      "symbolSize": 10,
      "encode": {
        "x": "api_gravity",
        "y": "sulfur_mass_fraction",
        "tooltip": [
          "grade",
          "record_id",
          "region",
          "api_gravity",
          "sulfur_mass_fraction",
          "source_tier",
          "confidence",
          "source_name",
          "source_host"
        ],
        "itemName": "grade"
      }
    }
  ]
}