| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 437.39 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 437.39 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 493.83 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 437.39 | USD | 20251121 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 585.54 | USD | 20251121 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.28 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 437.39 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 437.39 | USD | 20251121 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 423.28 | USD | 20251121 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 437.39 | USD | 20251121 |