| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1198.04 | USD | 20251017 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1198.04 | USD | 20251017 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1127.57 | USD | 20251017 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1127.57 | USD | 20251017 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1197.72 | USD | 20251016 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 1268.18 | USD | 20251016 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1155.45 | USD | 20251016 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1127.27 | USD | 20251016 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1197.72 | USD | 20251016 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1127.27 | USD | 20251016 |