| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 85% | MT | 844.21 | USD | 20250901 |
| Shandong Xima Supply Chain Management Co., Ltd. | 85% | MT | 886.95 | USD | 20250830 |
| Shandong Qiangsen Chemical Co., Ltd. | 85% | MT | 844.71 | USD | 20250830 |
| Shandong Xima Supply Chain Management Co., Ltd. | 85% | MT | 886.95 | USD | 20250829 |
| Shandong Qiangsen Chemical Co., Ltd. | 85% | MT | 844.71 | USD | 20250829 |
| Shandong Xima Supply Chain Management Co., Ltd. | 85% | MT | 886.54 | USD | 20250828 |
| Shandong Qiangsen Chemical Co., Ltd. | 85% | MT | 844.32 | USD | 20250828 |
| Jinan Kekule Chemical Co., Ltd. | 85% | MT | 1040.67 | USD | 20250827 |
| Shandong Xima Supply Chain Management Co., Ltd. | 85% | MT | 885.98 | USD | 20250827 |
| Shandong Qiangsen Chemical Co., Ltd. | 85% | MT | 843.79 | USD | 20250827 |