| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.74 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.74 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.74 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.74 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 535.6 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 465.12 | USD | 20251017 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 521.5 | USD | 20251017 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 521.5 | USD | 20251017 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1043.0 | USD | 20251017 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.93 | USD | 20251017 |