Pipeline

{
  "fragment_id": "expt-block--25a",
  "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 '25-A'",
  "extractor": "qwen-tasks/extract-expt-block.md",
  "target_aliases": [
    "25-A"
  ],
  "document_role": "summary_table",
  "payload": {
    "process_steps": [
      {
        "step": 1,
        "materials": [
          {
            "name": "Sun Surfol R-1400-  HV-56",
            "qty_g": 100,
            "role": "unknown",
            "verbatim": "Sun Surfol R-1400-  HV-56, 100",
            "role_verbatim": "raw_material"
          },
          {
            "name": "PPA:P2O5 (20:80)",
            "role": "catalyst",
            "verbatim": "PPA:P2O5 (20:80), 1.071 \ngm :1.98gm",
            "note": "Qty cell gives component masses (1.071 gm : 1.98 gm); not normalised."
          }
        ],
        "procedure": [
          {
            "seq": 1,
            "type": "reaction",
            "temperature": "40",
            "time_h": "0.5",
            "verbatim": "40 oC, 0.5 h"
          },
          {
            "seq": 2,
            "type": "reaction",
            "temperature": "55-60",
            "time_h": "4.5",
            "atmosphere": "N2",
            "verbatim": "55-60 oC, 4.5 h, N2"
          }
        ],
        "results": [
          {
            "parameter": "acid_value",
            "value": "45.75",
            "verbatim": "45.75",
            "note": "A.V. column cell; unit not stated in the cell."
          },
          {
            "parameter": "phosphate_ester_mono",
            "value": "14.5",
            "verbatim": "Phosphate ester- Mono- 14.5/ Di-61.37/\nFree acid- 0.42",
            "note": "From Other column; unit not stated in the cell."
          },
          {
            "parameter": "phosphate_ester_di",
            "value": "61.37",
            "verbatim": "Phosphate ester- Mono- 14.5/ Di-61.37/\nFree acid- 0.42",
            "note": "From Other column; unit not stated in the cell."
          },
          {
            "parameter": "free_acid",
            "value": "0.42",
            "verbatim": "Phosphate ester- Mono- 14.5/ Di-61.37/\nFree acid- 0.42",
            "note": "From Other column; unit not stated in the cell."
          }
        ]
      },
      {
        "step": 2,
        "materials": [
          {
            "name": " Epomine SP- 018",
            "qty_g": 150,
            "role": "unknown",
            "verbatim": "Epomine SP- 018, 150",
            "role_verbatim": "raw_material"
          },
          {
            "name": "2 ethyl hexyl acrylate",
            "qty_g": 350,
            "role": "unknown",
            "verbatim": "2 ethyl hexyl acrylate, 350",
            "role_verbatim": "raw_material"
          }
        ],
        "procedure": [
          {
            "seq": 1,
            "type": "reaction",
            "temperature": "74-82",
            "time_h": "2",
            "verbatim": "74-82 oC, 2 h"
          },
          {
            "seq": 2,
            "type": "reaction",
            "temperature": "78-82",
            "time_h": "6",
            "atmosphere": "N2",
            "verbatim": "78-82 oC, 6 h, N2"
          }
        ],
        "results": [
          {
            "parameter": "acid_value",
            "value": "0.2",
            "verbatim": "AV- 0.2     \n  / Amine -255 \n     /IV-34"
          },
          {
            "parameter": "amine_value",
            "value": "-255",
            "verbatim": "AV- 0.2     \n  / Amine -255 \n     /IV-34"
          },
          {
            "parameter": "iodine_value",
            "value": "34",
            "verbatim": "AV- 0.2     \n  / Amine -255 \n     /IV-34"
          }
        ]
      },
      {
        "step": 3,
        "materials": [
          {
            "name": "Step-  1 product",
            "qty_g": 80,
            "role": "intermediate",
            "verbatim": "Step-  1 product  (80), 80"
          },
          {
            "name": "Step -  2 Product",
            "qty_g": 20,
            "role": "intermediate",
            "verbatim": "Step -  2 Product  (20), 20"
          }
        ],
        "procedure": [
          {
            "seq": 1,
            "type": "feed",
            "temperature": "60",
            "time_h": "Feed 2 hrs",
            "verbatim": "Step-  1 product  (80) at 60 oC, Feed 2 hrs"
          },
          {
            "seq": 2,
            "type": "reaction",
            "temperature": "60",
            "time_h": "4",
            "atmosphere": "N2",
            "verbatim": "Step -  2 Product  (20) at 60 oC, 4 h, N2"
          }
        ],
        "results": [
          {
            "parameter": "acid_value",
            "value": "37.69",
            "verbatim": "AV-37.69\nAmine-40.72",
            "note": "Stray value outside the fixed columns (last column of the block, under the Remarks header); attributed to Step 3 as it is the final step and the Remarks references the 2 h feed."
          },
          {
            "parameter": "amine_value",
            "value": "40.72",
            "verbatim": "AV-37.69\nAmine-40.72",
            "note": "Stray value outside the fixed columns; attributed to Step 3."
          }
        ],
        "remarks": "Stray 'Iodine value / Time' block beneath the Steps-1/2/3 columns: 70 -> 2; 56 -> 4; 35 -> 5.5. Read as a titration-style progression associated with the Step 3 A.V. result (the 2 h entry matches the 'After 2 hr feed' remark); interpretation medium confidence."
      }
    ],
    "observations": [
      "Expt Table remarks: After 2 hr feed slight turbidity /yellowish flowable liq"
    ]
  },
  "field_confidence": {
    "process_steps": {
      "1": "high",
      "2": "high",
      "3": "medium"
    },
    "results": {
      "step1_av": "high",
      "step1_other": "high",
      "step2_av": "medium",
      "step3_av_stray": "medium",
      "stray_iv_block": "medium"
    },
    "observations": "high"
  }
}