| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 845.93 | USD | 20251024 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 740.19 | USD | 20251024 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 845.93 | USD | 20251024 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 902.32 | USD | 20251024 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 902.32 | USD | 20251024 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 845.93 | USD | 20251024 |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 845.93 | USD | 20251024 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 958.72 | USD | 20251024 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 958.72 | USD | 20251024 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 930.52 | USD | 20251024 |