| Vendor | Spec | Unit | Price | Currency | Date |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1225.23 | USD | 20251013 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1225.23 | USD | 20251013 |
| Shandong Yuhuang Chemical Co., Ltd. | China national standards | MT | 1366.06 | USD | 20251013 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1042.15 | USD | 20251013 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 971.74 | USD | 20251013 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 971.74 | USD | 20251013 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 936.53 | USD | 20251013 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 936.53 | USD | 20251013 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 936.53 | USD | 20251013 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1351.98 | USD | 20251013 |