Pipeline

{
  "fragment_id": "expt-block--25b",
  "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-B', csv rows 1-10",
  "extractor": "qwen-tasks/extract-expt-block.md",
  "target_aliases": [
    "25-B"
  ],
  "document_role": "summary_table",
  "payload": {
    "process_steps": [
      {
        "step": 1,
        "materials": [
          {
            "name": "Sun Surfol R-1400- HV-56)",
            "qty": "147",
            "role": "unknown",
            "note": "cell text 'Sun Surfol R-1400- HV-56)'; leading bracket of the trade name appears missing from the cell as printed",
            "verbatim": "Sun Surfol R-1400- HV-56)",
            "role_verbatim": "raw_material"
          },
          {
            "name": "PPA:P2O5 (30:70)",
            "qty": "1.578 \ngm :3.67gm",
            "role": "unknown",
            "note": "two-component charge kept verbatim as printed",
            "verbatim": "PPA:P2O5 (30:70),1.578 \ngm :3.67gm",
            "role_verbatim": "raw_material"
          },
          {
            "name": "Vicasurf- 1010 Btaches",
            "role": "unknown",
            "note": "named in the Remarks column at the end of the block, with no quantity; read as charged with Step 1 (emulsion step)",
            "verbatim": "Vicasurf- 1010 Btaches",
            "role_verbatim": "additive"
          }
        ],
        "procedure": [
          {
            "seq": 1,
            "temperature": "40",
            "time_h": "0.5",
            "verbatim": "40 / 0.5"
          },
          {
            "seq": 2,
            "temperature": "55-60",
            "time_h": "4.5",
            "atmosphere": "N2",
            "verbatim": "55-60 / 4.5 / N2"
          }
        ],
        "conditions": {
          "temperature": "40 / 55-60",
          "time_h": "0.5 / 4.5",
          "atmosphere": "N2"
        },
        "results": [
          {
            "parameter": "acid_value",
            "value": "41.2",
            "unit": "mg KOH/g",
            "note": "A.V. column of Step 1; interpreted as acid value from the 'A.V.' label (low-confidence interpretation)",
            "verbatim": "41.2"
          }
        ],
        "remarks": ""
      },
      {
        "step": 2,
        "materials": [
          {
            "name": "Epomine SP- 018",
            "qty": "150",
            "role": "unknown",
            "verbatim": "Epomine SP- 018,150",
            "role_verbatim": "raw_material"
          },
          {
            "name": "2 ethyl hexyl acrylate",
            "qty": "350",
            "role": "unknown",
            "note": "monomer charged at the start of the step; the Step 3 'Feed - 2 hr' feed note is read as the Step 2 feed time, not as a distinct reaction event",
            "verbatim": "2 ethyl hexyl acrylate,350",
            "role_verbatim": "raw_material"
          }
        ],
        "procedure": [
          {
            "seq": 1,
            "temperature": "74-82",
            "time_h": "2",
            "verbatim": "74-82 / 2"
          },
          {
            "seq": 2,
            "temperature": "78-82",
            "time_h": "6",
            "atmosphere": "N2",
            "feed": "Feed  - 2  hr",
            "note": "6 h stage at 78-82 oC N2; 'Feed - 2 hr' (printed in the Step 3 header row) read as the 2 h monomer feed within this stage",
            "verbatim": "78-82 / 6 / N2 / Feed  - 2  hr"
          },
          {
            "seq": 3,
            "temperature": "78-82",
            "time_h": "4",
            "note": "I.V. tracking stage 1 (Iodine value 38.5 at 4 h), from the block's trailing time/I.V. rows",
            "iv": "38.5",
            "verbatim": "4 / Iodine value 38.5"
          },
          {
            "seq": 4,
            "temperature": "78-82",
            "time_h": "5",
            "note": "I.V. tracking stage 2 (Iodine value 34 at 5 h), from the block's trailing time/I.V. rows",
            "iv": "34",
            "verbatim": "5 / Iodine value 34"
          }
        ],
        "conditions": {
          "temperature": "74-82 / 78-82",
          "time_h": "2 / 6 / 4 / 5",
          "atmosphere": "N2"
        },
        "results": [
          {
            "parameter": "acid_value",
            "value": "0.2",
            "unit": "mg KOH/g",
            "note": "first entry of the Step 2 A.V. cell 'AV- 0.2 / Amine -255 / IV-34'",
            "verbatim": "AV- 0.2"
          },
          {
            "parameter": "amine_value",
            "value": "255",
            "unit": "mg KOH/g",
            "note": "second entry of the Step 2 A.V. cell; sign of the printed '-255' read as a list separator per the column's mixed sign convention",
            "verbatim": "Amine -255"
          },
          {
            "parameter": "iodine_value",
            "value": "34",
            "note": "third entry of the Step 2 A.V. cell; matches the block's final I.V. reading",
            "verbatim": "IV-34"
          },
          {
            "parameter": "iodine_value",
            "value": "38.5",
            "time_h": "4",
            "note": "trailing time/I.V. row of the block, aligned positionally with the Step 2 columns",
            "verbatim": "Time 4 / Iodine value 38.5"
          },
          {
            "parameter": "iodine_value",
            "value": "34",
            "time_h": "5",
            "note": "trailing time/I.V. row of the block, aligned positionally with the Step 2 columns",
            "verbatim": "Time 5 / Iodine value 34"
          }
        ],
        "remarks": ""
      },
      {
        "step": 3,
        "materials": [
          {
            "name": "Step-  1 product",
            "qty": "80",
            "role": "intermediate",
            "note": "'Step-  1 product  (80)' as printed",
            "verbatim": "Step-  1 product  (80),80"
          },
          {
            "name": "Step -  2 Product",
            "qty": "20",
            "role": "intermediate",
            "note": "'Step -  2 Product  (20)' as printed",
            "verbatim": "Step -  2 Product  (20),20"
          },
          {
            "name": "AMP",
            "qty": "2",
            "role": "unknown",
            "note": "AMP added with the Step 2 product, from the material cell text",
            "verbatim": "2 gm AMP",
            "role_verbatim": "additive"
          }
        ],
        "procedure": [
          {
            "seq": 1,
            "temperature": "60",
            "time_h": "4",
            "atmosphere": "N2",
            "feed": "Feed  -  2  hr",
            "note": "feed event printed in the Step 3 temperature cell as printed; Step 2 product + AMP charged and fed in over 2 h at 60 oC N2 for a total of 4 h",
            "verbatim": "60 / 4 / N2 / Feed  -  2  hr"
          }
        ],
        "conditions": {
          "temperature": "60",
          "time_h": "4",
          "atmosphere": "N2"
        },
        "results": [
          {
            "parameter": "acid_value",
            "value": "36.86",
            "unit": "mg KOH/g",
            "note": "first entry of the Step 3 A.V. cell 'AV-36.86\nAmine-35.92'; interpretation of the label is low-confidence",
            "verbatim": "AV-36.86"
          },
          {
            "parameter": "amine_value",
            "value": "35.92",
            "unit": "mg KOH/g",
            "note": "second entry of the Step 3 A.V. cell; interpretation of the label is low-confidence",
            "verbatim": "Amine-35.92"
          },
          {
            "parameter": "iodine_value",
            "value": "350",
            "note": "I.V. printed in the Remarks column at the end of the block ('Vicasurf- 1010 Btaches...350'); no time attached, and the magnitude differs from the Step 2 I.V. readings (38.5, 34) — kept as printed, not force-fitted to Step 2",
            "verbatim": "350"
          }
        ],
        "remarks": "After 2 hr feed slight turbidity /yellowish flowable liq"
      }
    ],
    "observations": [
      "Expt Table remarks: After 2 hr feed slight turbidity /yellowish flowable liq",
      "Expt Table remarks: Vicasurf- 1010 Btaches (surfactant, no quantity printed)",
      "Expt Table remarks: Iodine value 350 (trailing I.V. reading, no time attached)"
    ]
  },
  "field_confidence": {
    "step1_name": "medium: trade name cell 'Sun Surfol R-1400- HV-56)' appears to be missing its leading bracket as printed",
    "step1_ramp": "medium: two-line Temp/Time cell (40 / 55-60 over 0.5 / 4.5 h) read as a positional ramp",
    "step1_av": "medium: A.V. 41.2 interpreted as acid value from the 'A.V.' label",
    "step1_vicasurf_role": "low: named only in the Remarks column with no quantity; charged with Step 1 by inference",
    "step2_ramp": "medium: two-line Temp/Time cell (74-82 / 78-82 over 2 / 6 h) read as a positional ramp; 'Feed - 2 hr' aligned to the 6 h stage by interpretation",
    "step2_av": "low: polysemous A.V. cell 'AV- 0.2 / Amine -255 / IV-34' parsed into acid value 0.2, amine value 255 (sign read as list separator), iodine value 34",
    "step2_iv_timeline": "low: trailing 'Iodine value' + Time 4/38.5 + 5/34 rows aligned to Step 2 by position; read as post-6h iodine-value tracking",
    "step3_feed": "low: 'Feed - 2 hr' printed in the Step 3 temperature cell; read as a 2 h feed within the 4 h Step 3, not a separate reaction step",
    "step3_av": "low: polysemous A.V. cell 'AV-36.86\nAmine-35.92' parsed into acid value 36.86 and amine value 35.92",
    "step3_iv350": "low: I.V. 350 printed in the Remarks column with no time and a magnitude inconsistent with the Step 2 I.V. readings; kept as printed"
  }
}