| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1040.7 | USD | 20250922 |
| Shandong LuoHeng Chemical Products Co., Ltd. | 90% | MT | 506.29 | USD | 20250922 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 435.97 | USD | 20250922 |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 457.06 | USD | 20250922 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 407.84 | USD | 20250922 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 407.84 | USD | 20250922 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 407.84 | USD | 20250922 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 407.84 | USD | 20250922 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 407.84 | USD | 20250922 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 534.41 | USD | 20250922 |