| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 565.35 | USD | 20251210 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 438.14 | USD | 20251210 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 438.14 | USD | 20251210 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 438.14 | USD | 20251210 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 438.14 | USD | 20251210 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 452.28 | USD | 20251210 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 494.68 | USD | 20251210 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 494.68 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 424.01 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1045.89 | USD | 20251210 |