| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 424.13 | USD | 20251204 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 402.92 | USD | 20251204 |
| Shandong FUZE New MATERIALS Co., Ltd. | 90% | MT | 395.85 | USD | 20251204 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 459.47 | USD | 20251204 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 537.23 | USD | 20251204 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1017.91 | USD | 20251204 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 1201.7 | USD | 20251204 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 438.14 | USD | 20251203 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 466.4 | USD | 20251203 |
| Shandong Langcheng Chemical Co., Ltd. | 90% | MT | 452.27 | USD | 20251203 |