| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 253.7 | USD | 20251017 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 253.7 | USD | 20251017 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 394.65 | USD | 20251017 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 241.02 | USD | 20251017 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 380.56 | USD | 20251017 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 458.08 | USD | 20251017 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 338.18 | USD | 20251016 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 380.45 | USD | 20251016 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 331.14 | USD | 20251016 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 352.27 | USD | 20251016 |