| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 904.61 | USD | 20251205 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 904.61 | USD | 20251205 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 763.26 | USD | 20251205 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 904.61 | USD | 20251205 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 904.61 | USD | 20251205 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 904.61 | USD | 20251205 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 904.61 | USD | 20251205 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 897.54 | USD | 20251205 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 961.14 | USD | 20251205 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 961.14 | USD | 20251205 |