| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 901.75 | USD | 20251020 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.39 | USD | 20251020 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.39 | USD | 20251020 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 781.99 | USD | 20251020 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 803.12 | USD | 20251020 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 746.76 | USD | 20251020 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 845.39 | USD | 20251020 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 803.12 | USD | 20251020 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 901.75 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 845.39 | USD | 20251020 |