| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 352.78 | USD | 20251113 |
| Shandong Jinshengrun Chemical Co., Ltd. | 90% | MT | 430.4 | USD | 20251113 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 402.17 | USD | 20251113 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 409.23 | USD | 20251113 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 409.23 | USD | 20251113 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 635.3 | USD | 20251112 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 406.59 | USD | 20251112 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 409.41 | USD | 20251112 |
| Shandong Langcheng Chemical Co., Ltd. | 90% | MT | 451.77 | USD | 20251112 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 409.41 | USD | 20251112 |