| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 728.45 | USD | 20251020 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 831.3 | USD | 20251020 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 711.54 | USD | 20251020 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 789.03 | USD | 20251020 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 789.03 | USD | 20251020 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 774.94 | USD | 20251020 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 704.49 | USD | 20251020 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 789.03 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 852.44 | USD | 20251020 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 704.49 | USD | 20251020 |