| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1204.68 | USD | 20251020 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1042.65 | USD | 20251020 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1141.28 | USD | 20251020 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1056.74 | USD | 20251020 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1056.74 | USD | 20251020 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1056.74 | USD | 20251020 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1204.68 | USD | 20251020 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1204.68 | USD | 20251020 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1204.68 | USD | 20251020 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1042.65 | USD | 20251020 |