| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 890.47 | USD | 20251205 |
| Shandong Jinshengrun Chemical Co., Ltd. | Industrial Grade | MT | 890.67 | USD | 20251204 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 890.67 | USD | 20251204 |
| Shandong Jinshengrun Chemical Co., Ltd. | Industrial Grade | MT | 890.41 | USD | 20251203 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 890.41 | USD | 20251203 |
| Shandong Jinshengrun Chemical Co., Ltd. | Industrial Grade | MT | 889.91 | USD | 20251202 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 889.91 | USD | 20251202 |
| Shandong Jinshengrun Chemical Co., Ltd. | Industrial Grade | MT | 890.35 | USD | 20251201 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 890.35 | USD | 20251201 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 889.97 | USD | 20251130 |