| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1086.71 | USD | 20251028 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1072.6 | USD | 20251028 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 987.92 | USD | 20251028 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 987.57 | USD | 20251027 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1072.22 | USD | 20251027 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1086.33 | USD | 20251027 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1085.61 | USD | 20251024 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1071.51 | USD | 20251024 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 986.92 | USD | 20251024 |
| Shandong Hongyang Chemical Co., Ltd. | 85% | MT | 1085.76 | USD | 20251023 |