| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 85% | MT | 844.01 | USD | 20250902 |
| Shandong Huize Chemical Technology Co., Ltd. | 85% | MT | 984.68 | USD | 20250902 |
| Hubei Zuan Chemical Co., Ltd. | 85% | MT | 900.5 | USD | 20250901 |
| Shandong Xima Supply Chain Management Co., Ltd. | 85% | MT | 886.43 | USD | 20250901 |
| 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 |