| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 775.96 | USD | 20251102 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 775.96 | USD | 20251102 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 775.96 | USD | 20251102 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 775.96 | USD | 20251102 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1029.91 | USD | 20251102 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1015.8 | USD | 20251102 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 931.15 | USD | 20251101 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 931.15 | USD | 20251101 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 917.04 | USD | 20251101 |
| Jining Zhongyin ELECTRO-CHEMICAL Co., Ltd. | China national standards | MT | 761.85 | USD | 20251101 |