{
  "meta": {
    "disclaimer": "Do not rely on openFDA to make decisions regarding medical care. While we make every effort to ensure that data is accurate, you should assume all results are unvalidated. We may limit or otherwise restrict your access to the API in line with our Terms of Service.",
    "terms": "https://open.fda.gov/terms/",
    "license": "https://open.fda.gov/license/",
    "last_updated": "2026-09-09",
    "results": {
      "skip": 0,
      "limit": 1,
      "total": 1
    }
  },
  "results": [
    {
      "polymer": {
        "uuid": "f602b3bd-c9b4-4b8e-b869-978b30da18e3",
        "classification": {
          "uuid": "fc972608-3ecc-45d2-8ade-4781537e195f",
          "polymer_class": "COPOLYMER",
          "polymer_geometry": "BLOCK",
          "polymer_subclass": [
            "BLOCK"
          ]
        },
        "monomers": [
          {
            "uuid": "f66193c3-0614-48c9-b01f-67604382cd6e",
            "amount": {
              "uuid": "ee9b7925-d98f-4f5e-a3cd-45d6b7d361ba",
              "type": "MOLE RATIO"
            },
            "type": "MONOMER",
            "defining": false,
            "monomer_substance": {
              "uuid": "ae18d6c2-edae-4329-9ae0-978bb3410eb6",
              "refuuid": "71221a05-a8ae-4f53-bf2f-a2a669d0ba61",
              "name": "DIMETHYLDICHLOROSILANE",
              "linking_id": "8TSJ92JX69",
              "ref_pname": "DIMETHYLDICHLOROSILANE",
              "substance_class": "reference",
              "unii": "8TSJ92JX69"
            }
          },
          {
            "uuid": "d69987a3-95fa-41e2-b5aa-5985d54c829b",
            "amount": {
              "uuid": "8a95481a-99af-4a06-91d3-cacb8e19f5ca",
              "type": "MOLE RATIO",
              "average": 48
            },
            "type": "MONOMER",
            "defining": false,
            "monomer_substance": {
              "uuid": "adc90aec-2a8b-47aa-86a8-edd5e0898ac0",
              "refuuid": "fa076cc4-0e8d-4b65-aef5-cf1e95e2659e",
              "name": "PROPYLENE OXIDE",
              "linking_id": "Y4Y7NYD4BK",
              "ref_pname": "PROPYLENE OXIDE",
              "substance_class": "reference",
              "unii": "Y4Y7NYD4BK"
            }
          },
          {
            "uuid": "998443be-4f82-445c-b220-6c052e27e085",
            "amount": {
              "uuid": "6d555ef6-3078-47f4-9bda-51572861b11e",
              "type": "MOLE RATIO",
              "average": 48
            },
            "type": "MONOMER",
            "defining": false,
            "monomer_substance": {
              "uuid": "fbf73bd2-9820-4d99-9fba-158616d9e909",
              "refuuid": "5753e233-3266-499e-9c8f-1024eb5452dd",
              "name": "ETHYLENE OXIDE",
              "linking_id": "JJH7GNN18P",
              "ref_pname": "ETHYLENE OXIDE",
              "substance_class": "reference",
              "unii": "JJH7GNN18P"
            }
          }
        ],
        "references": [
          "a60d6f8d-bde0-4609-8f66-ee2eb485b787",
          "60953715-5409-425f-9c3b-24f996609b5f"
        ],
        "display_structure": {
          "id": "aee7fef6-ca72-4f98-abf5-314f40fd956a",
          "molfile": "\n  Marvin  01132110182D          \n\n 41 40  0  0  0  0            999 V2000\n   15.9013   -9.2833    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   15.8881   -8.5068    0.0000 Si  0  0  0  0  0  0  0  0  0  0  0  0\n   15.8805   -7.7370    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   15.1235   -8.5151    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   13.4211   -8.6711    0.0000 Si  0  0  0  0  0  0  0  0  0  0  0  0\n   12.5304   -8.6989    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   11.2098   -8.7168    0.0000 Si  0  0  0  0  0  0  0  0  0  0  0  0\n   10.9293   -7.6525    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.5364   -8.3283    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    9.8221   -8.7412    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.1075   -8.3291    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3933   -8.7419    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    7.1128   -8.3298    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.3986   -8.7426    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.8736   -8.0720    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    4.7919   -8.0897    0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0\n    7.1128   -7.5048    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   11.1355   -9.7842    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.4058   -7.4914    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.9958   -9.8898    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.7606  -10.4584    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.2613  -11.6958    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.9427  -12.6202    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   13.9280  -14.2533    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.3852  -14.6656    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.5494  -15.7099    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   12.6913  -16.7686    0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0\n   15.0146  -14.7111    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   17.3294   -8.4929    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   18.0995   -8.4851    0.0000 Si  0  0  0  0  0  0  0  0  0  0  0  0\n   18.0864   -7.7092    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   18.1078   -9.2502    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   19.2849   -8.4700    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   19.6882   -7.7503    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   20.5132   -7.7397    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   20.9163   -7.0201    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   22.7517   -7.0094    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   23.1550   -6.2898    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   23.1642   -7.7239    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   23.9891   -7.7239    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   24.4016   -8.4383    0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0\n  2  1  1  0  0  0  0\n  2  3  1  0  0  0  0\n  2  4  1  0  0  0  0\n  4  5  1  0  0  0  0\n  5  6  1  0  0  0  0\n  6  7  1  0  0  0  0\n  7  8  1  0  0  0  0\n  7  9  1  0  0  0  0\n  9 10  1  0  0  0  0\n 10 11  1  0  0  0  0\n 11 12  1  0  0  0  0\n 12 13  1  0  0  0  0\n 13 14  1  0  0  0  0\n 14 15  1  0  0  0  0\n 15 16  1  0  0  0  0\n 13 17  1  0  0  0  0\n  7 18  1  0  0  0  0\n  5 19  1  0  0  0  0\n  5 20  1  0  0  0  0\n 20 21  1  0  0  0  0\n 21 22  1  0  0  0  0\n 22 23  1  0  0  0  0\n 23 24  1  0  0  0  0\n 24 25  1  0  0  0  0\n 25 26  1  0  0  0  0\n 26 27  1  0  0  0  0\n 24 28  1  0  0  0  0\n 29  2  1  0  0  0  0\n 29 30  1  0  0  0  0\n 30 31  1  0  0  0  0\n 30 32  1  0  0  0  0\n 30 33  1  0  0  0  0\n 33 34  1  0  0  0  0\n 34 35  1  0  0  0  0\n 35 36  1  0  0  0  0\n 36 37  1  0  0  0  0\n 37 38  1  0  0  0  0\n 37 39  1  0  0  0  0\n 39 40  1  0  0  0  0\n 40 41  1  0  0  0  0\nM  STY  8   1 SRU   2 SRU   3 SRU   4 SRU   5 SRU   6 SRU   7 SRU   8 SRU\nM  SPL  2   5   8   6   8\nM  SCN  1   1 HT \nM  SAL   1  4  13  14  15  17\nM  SDI   1  4    5.4536   -9.1626    5.4536   -7.0848\nM  SDI   1  4    7.5328   -7.0848    7.5328   -9.1626\nM  SCN  1   2 HT \nM  SAL   2  3  10  11  12\nM  SDI   2  4    7.9733   -9.1619    7.9733   -7.9091\nM  SDI   2  4   10.2421   -7.9091   10.2421   -9.1619\nM  SCN  1   3 HT \nM  SAL   3  4  37  38  39  40\nM  SDI   3  4   22.3317   -8.1439   22.3317   -5.8698\nM  SDI   3  4   24.4091   -5.8698   24.4091   -8.1439\nM  SCN  1   4 HT \nM  SAL   4  3  34  35  36\nM  SDI   4  4   19.2682   -8.1703   19.2682   -6.6001\nM  SDI   4  4   21.3363   -6.6001   21.3363   -8.1703\nM  SCN  1   5 HT \nM  SAL   5  4  24  25  26  28\nM  SDI   5  4   12.9652  -16.1299   12.9652  -13.8333\nM  SDI   5  4   15.4346  -13.8333   15.4346  -16.1299\nM  SCN  1   6 HT \nM  SAL   6  3  21  22  23\nM  SDI   6  4   12.8413  -13.0402   12.8413  -10.0384\nM  SDI   6  4   14.3627  -10.0384   14.3627  -13.0402\nM  SCN  1   7 HT \nM  SAL   7  4   1   2   3   4\nM  SDI   7  4   14.7035   -9.7033   14.7035   -7.3170\nM  SDI   7  4   16.3213   -7.3170   16.3213   -9.7033\nM  SCN  1   8 HT \nM  SAL   8 12   5   6  19  20  21  22  23  24  25  26  27  28\nM  SDI   8  4   12.1104  -17.1886   12.1104   -7.0714\nM  SDI   8  4   15.4346   -7.0714   15.4346  -17.1886\nM  END",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "hash": "AKJWSRWQGKLJLN_UHFFFAOYSA_N",
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": 621.0266,
          "optical_activity": "UNSPECIFIED",
          "stereo_centers": 4
        },
        "idealized_structure": {
          "id": "c76bf964-d71b-4f2d-99f8-9c5fff392084",
          "molfile": "\n  Marvin  01132110182D          \n\n 41 40  0  0  0  0            999 V2000\n   15.9013   -9.2833    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   15.8881   -8.5068    0.0000 Si  0  0  0  0  0  0  0  0  0  0  0  0\n   15.8805   -7.7370    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   15.1235   -8.5151    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   13.4211   -8.6711    0.0000 Si  0  0  0  0  0  0  0  0  0  0  0  0\n   12.5304   -8.6989    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   11.2098   -8.7168    0.0000 Si  0  0  0  0  0  0  0  0  0  0  0  0\n   10.9293   -7.6525    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.5364   -8.3283    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    9.8221   -8.7412    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.1075   -8.3291    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3933   -8.7419    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    7.1128   -8.3298    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.3986   -8.7426    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.8736   -8.0720    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    4.7919   -8.0897    0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0\n    7.1128   -7.5048    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   11.1355   -9.7842    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.4058   -7.4914    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.9958   -9.8898    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.7606  -10.4584    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.2613  -11.6958    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.9427  -12.6202    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   13.9280  -14.2533    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.3852  -14.6656    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.5494  -15.7099    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   12.6913  -16.7686    0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0\n   15.0146  -14.7111    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   17.3294   -8.4929    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   18.0995   -8.4851    0.0000 Si  0  0  0  0  0  0  0  0  0  0  0  0\n   18.0864   -7.7092    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   18.1078   -9.2502    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   19.2849   -8.4700    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   19.6882   -7.7503    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   20.5132   -7.7397    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   20.9163   -7.0201    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   22.7517   -7.0094    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   23.1550   -6.2898    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   23.1642   -7.7239    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   23.9891   -7.7239    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   24.4016   -8.4383    0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0\n  2  1  1  0  0  0  0\n  2  3  1  0  0  0  0\n  2  4  1  0  0  0  0\n  4  5  1  0  0  0  0\n  5  6  1  0  0  0  0\n  6  7  1  0  0  0  0\n  7  8  1  0  0  0  0\n  7  9  1  0  0  0  0\n  9 10  1  0  0  0  0\n 10 11  1  0  0  0  0\n 11 12  1  0  0  0  0\n 12 13  1  0  0  0  0\n 13 14  1  0  0  0  0\n 14 15  1  0  0  0  0\n 15 16  1  0  0  0  0\n 13 17  1  0  0  0  0\n  7 18  1  0  0  0  0\n  5 19  1  0  0  0  0\n  5 20  1  0  0  0  0\n 20 21  1  0  0  0  0\n 21 22  1  0  0  0  0\n 22 23  1  0  0  0  0\n 23 24  1  0  0  0  0\n 24 25  1  0  0  0  0\n 25 26  1  0  0  0  0\n 26 27  1  0  0  0  0\n 24 28  1  0  0  0  0\n 29  2  1  0  0  0  0\n 29 30  1  0  0  0  0\n 30 31  1  0  0  0  0\n 30 32  1  0  0  0  0\n 30 33  1  0  0  0  0\n 33 34  1  0  0  0  0\n 34 35  1  0  0  0  0\n 35 36  1  0  0  0  0\n 36 37  1  0  0  0  0\n 37 38  1  0  0  0  0\n 37 39  1  0  0  0  0\n 39 40  1  0  0  0  0\n 40 41  1  0  0  0  0\nM  STY  8   1 SRU   2 SRU   3 SRU   4 SRU   5 SRU   6 SRU   7 SRU   8 SRU\nM  SPL  2   5   8   6   8\nM  SCN  1   1 HT \nM  SAL   1  4  13  14  15  17\nM  SDI   1  4    5.4536   -9.1626    5.4536   -7.0848\nM  SDI   1  4    7.5328   -7.0848    7.5328   -9.1626\nM  SCN  1   2 HT \nM  SAL   2  3  10  11  12\nM  SDI   2  4    7.9733   -9.1619    7.9733   -7.9091\nM  SDI   2  4   10.2421   -7.9091   10.2421   -9.1619\nM  SCN  1   3 HT \nM  SAL   3  4  37  38  39  40\nM  SDI   3  4   22.3317   -8.1439   22.3317   -5.8698\nM  SDI   3  4   24.4091   -5.8698   24.4091   -8.1439\nM  SCN  1   4 HT \nM  SAL   4  3  34  35  36\nM  SDI   4  4   19.2682   -8.1703   19.2682   -6.6001\nM  SDI   4  4   21.3363   -6.6001   21.3363   -8.1703\nM  SCN  1   5 HT \nM  SAL   5  4  24  25  26  28\nM  SDI   5  4   12.9652  -16.1299   12.9652  -13.8333\nM  SDI   5  4   15.4346  -13.8333   15.4346  -16.1299\nM  SCN  1   6 HT \nM  SAL   6  3  21  22  23\nM  SDI   6  4   12.8413  -13.0402   12.8413  -10.0384\nM  SDI   6  4   14.3627  -10.0384   14.3627  -13.0402\nM  SCN  1   7 HT \nM  SAL   7  4   1   2   3   4\nM  SDI   7  4   14.7035   -9.7033   14.7035   -7.3170\nM  SDI   7  4   16.3213   -7.3170   16.3213   -9.7033\nM  SCN  1   8 HT \nM  SAL   8 12   5   6  19  20  21  22  23  24  25  26  27  28\nM  SDI   8  4   12.1104  -17.1886   12.1104   -7.0714\nM  SDI   8  4   15.4346   -7.0714   15.4346  -17.1886\nM  END",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "references": [],
          "hash": "AKJWSRWQGKLJLN_UHFFFAOYSA_N",
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": 621.0266,
          "optical_activity": "UNSPECIFIED",
          "stereo_centers": 4
        }
      },
      "codes": [
        {
          "uuid": "a7dcac3d-a5a7-449b-3560-c4f1322df5b1",
          "code": "1495477",
          "type": "PRIMARY",
          "url": "https://rxnav.nlm.nih.gov/REST/rxcui/1495477/allProperties.xml?prop=all",
          "code_system": "RXCUI"
        },
        {
          "uuid": "92254476-6343-efb5-a5e8-b08dbe57af1d",
          "code": "55A74AJ3KB",
          "type": "PRIMARY",
          "url": "https://dailymed.nlm.nih.gov/dailymed/search.cfm?adv=1&query=55A74AJ3KB",
          "code_system": "DAILYMED",
          "references": [
            "42172a87-d6f5-197d-043d-627247f27551"
          ]
        },
        {
          "uuid": "270473cd-bfe3-48b7-ae6e-7f95f3344165",
          "code": "55A74AJ3KB",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
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