| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 634.95 | USD | 20251119 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1030.03 | USD | 20251119 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 423.3 | USD | 20251119 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 564.4 | USD | 20251119 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.41 | USD | 20251119 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 458.57 | USD | 20251119 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 395.08 | USD | 20251119 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 522.07 | USD | 20251119 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 406.37 | USD | 20251119 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 395.08 | USD | 20251119 |