Pipeline

{
  "fragment_id": "expt-block--38c",
  "source_file": "docs/Project Expt Report/28112025  9076 Expt Table 2025.xls",
  "derived_from": "ocr/28112025  9076 Expt Table 2025.converted/28112025  9076 Expt Table 2025.converted_sheet_9076_Experiments.csv",
  "locator": "sheet 9076_Experiments, batch block '38C'",
  "extractor": "qwen-tasks/extract-expt-block.md",
  "target_aliases": [
    "38C",
    "LBN-38 D",
    "L-2"
  ],
  "document_role": "summary_table",
  "payload": {
    "process_steps": [
      {
        "step": 1,
        "materials": [
          {
            "name": "Surfol R-1400  HV-36.8 (R-83/)",
            "qty_g": 226,
            "role": "reactant",
            "verbatim": "i) Surfol R-1400  HV-36.8 (R-83/)"
          },
          {
            "name": "PolyPhosphoric acid (102%)",
            "qty_g": 4.023,
            "role": "reactant",
            "verbatim": "ii) PolyPhosphoric acid (102%)"
          },
          {
            "name": "Phosphorous pentaoxide (P-1.2 %)",
            "qty_g": 3.14,
            "role": "reactant",
            "verbatim": "ii) Phosphorous pentaoxide\n(P-1.2 %)"
          }
        ],
        "procedure": [
          {
            "seq": 1,
            "type": "feed",
            "temperature": "55 deg",
            "time_h": "10 min",
            "verbatim": "PPA feed at 55 deg C for 10 min"
          },
          {
            "seq": 2,
            "type": "feed",
            "temperature": "55",
            "time_h": "10 min",
            "verbatim": "P2O5 feed at 55 deg C for 10 min"
          }
        ],
        "conditions": {
          "temperature": "54 / 56 / 68",
          "time_h": "0.5 / 1 / 1.5"
        },
        "results": [
          {
            "parameter": "AV",
            "value": "43.1",
            "verbatim": "AV-43.1"
          }
        ],
        "remarks": "{'type': 'note', 'text': \"Temp. oC cells read '72-76 deg' (PPA feed line) and '76-78' (P2O5 feed line); Time (h) cells read '45 min' and '1.5 hr'.\"}; {'type': 'note', 'text': 'Step 1 temperature (54 / 56 / 68) and time (0.5 / 1 / 1.5) cell positions do not align one-to-one with the three material rows (only 2 of 3 material rows have values).'}"
      },
      {
        "step": 2,
        "materials": [
          {
            "name": "Lupasol G-20 WF",
            "role": "reactant",
            "verbatim": "i)  Lupasol G-20 WF"
          },
          {
            "name": "2 ethyl hexyl acrylate",
            "role": "reactant",
            "verbatim": "ii)   2 ethyl hexyl acrylate"
          }
        ],
        "procedure": [],
        "conditions": {},
        "results": [],
        "remarks": "{'type': 'note', 'text': \"Step 2 reaction-conditions cells are empty in this row; the Temp/Time cells of the 2 ethyl hexyl acrylate row contain 'Same as in\\\\n LBN-38 D', which is treated here as a cross-reference to LBN-38 D rather than numeric conditions.\"}"
      },
      {
        "step": 3,
        "materials": [
          {
            "name": "Step - 1 Product(",
            "qty_g": 160,
            "role": "intermediate",
            "note": "percentage in cell: 80%",
            "verbatim": "Step - 1 Product("
          },
          {
            "name": "Step -  2 Product( L-2) ",
            "qty_g": 40,
            "role": "intermediate",
            "note": "percentage in cell: 20%",
            "verbatim": "Step -  2 Product( L-2) "
          },
          {
            "name": "Phosphate (50%)",
            "role": "reactant",
            "note": "cell in Remarks column; quantity not given",
            "verbatim": "Feed of Phosphate (50%)"
          }
        ],
        "procedure": [
          {
            "seq": 1,
            "type": "note",
            "verbatim": "10,55,Stirre well,N-2,yellowish"
          },
          {
            "seq": 2,
            "type": "feed",
            "temperature": "55",
            "time_h": "15min",
            "verbatim": "15min,55,Feed of Phosphate (50%) ,,clear mass"
          },
          {
            "seq": 3,
            "type": "note",
            "temperature": "55",
            "time_h": "20 min",
            "verbatim": "20 min,55,feed completed,,yellow brownish clear"
          },
          {
            "seq": 4,
            "type": "note",
            "temperature": "57-58",
            "time_h": "1.5 hr",
            "verbatim": "1.5 hr,57-58,stirrer well,,AV-36.9/ SAP-50.6/HV71.89/ IV-7.377\nAmine-47.5"
          }
        ],
        "conditions": {
          "atmosphere": "N-2"
        },
        "results": [
          {
            "parameter": "unlabelled",
            "value": "43.1",
            "note": "in Step 3 'A.V.' column of Step-1 Product row; A.V. header ambiguous for a blended product",
            "verbatim": "AV-43.1"
          },
          {
            "parameter": "AV",
            "value": "36.9",
            "verbatim": "AV-36.9"
          },
          {
            "parameter": "SAP",
            "value": "50.6",
            "verbatim": "SAP-50.6"
          },
          {
            "parameter": "HV",
            "value": "71.89",
            "verbatim": "HV71.89"
          },
          {
            "parameter": "IV",
            "value": "7.377",
            "verbatim": "IV-7.377"
          },
          {
            "parameter": "Amine",
            "value": "47.5",
            "verbatim": "Amine-47.5"
          },
          {
            "parameter": "AV",
            "value": "0.3",
            "note": "stray result line outside Step 3 fixed columns (between Steps 3 and Remarks); kept as measurement per 'never dropped' rule",
            "verbatim": "AV-0.3/ Amine-290.5/\n IV-30/HV-218.14"
          },
          {
            "parameter": "Amine",
            "value": "290.5",
            "note": "stray result line outside Step 3 fixed columns",
            "verbatim": "AV-0.3/ Amine-290.5/\n IV-30/HV-218.14"
          },
          {
            "parameter": "IV",
            "value": "30",
            "note": "stray result line outside Step 3 fixed columns",
            "verbatim": "AV-0.3/ Amine-290.5/\n IV-30/HV-218.14"
          },
          {
            "parameter": "HV",
            "value": "218.14",
            "note": "stray result line outside Step 3 fixed columns",
            "verbatim": "AV-0.3/ Amine-290.5/\n IV-30/HV-218.14"
          }
        ],
        "remarks": "{'type': 'note', 'text': \"Step 3 'A.V.' column contains 'AV-43.1' in the Step-1 Product row; this appears to be a duplicate of the Step 1 A.V. measurement rather than a separate Step 3 result.\"}"
      }
    ],
    "observations": [
      "Expt Table remarks: yellowish",
      "Expt Table remarks: clear mass",
      "Expt Table remarks: yellow brownish clear",
      "Expt Table remarks: viscosity incresed",
      "Expt Table remarks: Cool"
    ]
  },
  "field_confidence": {
    "process_steps": "medium",
    "observations": "medium"
  },
  "notes": "Step 3 process detail and observations were captured in the Remarks column because the Step 3 reaction-condition cells were empty in this row. Step 2 reaction conditions are a cross-reference to LBN-38 D rather than numeric values. A stray results line (AV-0.3/ Amine-290.5/ IV-30/HV-218.14) sits outside the Step 3 fixed columns and has been kept as measurements per the 'never dropped' rule."
}