| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1451.75 | USD | 20251018 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1451.75 | USD | 20251017 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 1465.84 | USD | 20251017 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1451.75 | USD | 20251017 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 1804.11 | USD | 20251017 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1761.83 | USD | 20251017 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 2043.72 | USD | 20251017 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1479.94 | USD | 20251017 |
| Shandong Longhui Chemical Co., Ltd. | China national standards | MT | 1634.98 | USD | 20251017 |
| Shandong Longhui Chemical Co., Ltd. | China national standards | MT | 1945.06 | USD | 20251017 |