| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 232.56 | USD | 20251018 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 373.51 | USD | 20251018 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 317.13 | USD | 20251018 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 239.61 | USD | 20251018 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 239.61 | USD | 20251018 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 232.56 | USD | 20251018 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 338.27 | USD | 20251018 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 310.08 | USD | 20251018 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 331.22 | USD | 20251018 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 387.6 | USD | 20251018 |