| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 437.69 | USD | 20251125 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 406.63 | USD | 20251125 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 451.81 | USD | 20251125 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 395.34 | USD | 20251125 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.57 | USD | 20251125 |
| Jiangxi Xinmao Chemical Co., Ltd. | 90% | MT | 550.65 | USD | 20251125 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 494.17 | USD | 20251125 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.57 | USD | 20251125 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 437.69 | USD | 20251125 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 409.45 | USD | 20251125 |