| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1088.12 | USD | 20251208 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1073.99 | USD | 20251208 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1074.22 | USD | 20251205 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1088.35 | USD | 20251205 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 989.41 | USD | 20251205 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 989.64 | USD | 20251204 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1074.46 | USD | 20251204 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1088.6 | USD | 20251204 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1088.28 | USD | 20251203 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 989.34 | USD | 20251203 |