| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 351.87 | USD | 20251010 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 358.91 | USD | 20251010 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 382.84 | USD | 20251010 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 351.87 | USD | 20251010 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 380.02 | USD | 20251010 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 302.61 | USD | 20251010 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 302.61 | USD | 20251010 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 372.99 | USD | 20251010 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 239.27 | USD | 20251010 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 323.72 | USD | 20251010 |