| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 635.0 | USD | 20251111 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 437.45 | USD | 20251111 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 437.45 | USD | 20251111 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 458.61 | USD | 20251111 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 451.56 | USD | 20251111 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 395.11 | USD | 20251111 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 402.17 | USD | 20251111 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1030.11 | USD | 20251111 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 479.78 | USD | 20251111 |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 423.33 | USD | 20251111 |