| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1043.71 | USD | 20251105 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 409.02 | USD | 20251105 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 423.13 | USD | 20251105 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 423.13 | USD | 20251105 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 423.13 | USD | 20251105 |
| Shandong Shuojia Chemical Co., Ltd. | 90% | MT | 507.75 | USD | 20251105 |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 437.23 | USD | 20251105 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 465.44 | USD | 20251105 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 535.96 | USD | 20251105 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 409.02 | USD | 20251105 |