| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 235.48 | USD | 20251023 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 437.12 | USD | 20251023 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 235.48 | USD | 20251023 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 383.54 | USD | 20251023 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 352.52 | USD | 20251023 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 303.17 | USD | 20251023 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 359.57 | USD | 20251023 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 338.42 | USD | 20251023 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 331.37 | USD | 20251023 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 267.92 | USD | 20251023 |