| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1012.26 | USD | 20250919 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1026.32 | USD | 20250919 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1012.26 | USD | 20250919 |
| Shinghwa Advanced Material Group Co., Ltd. | China national standards | MT | 899.79 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | Industrial Grade | MT | 815.43 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | Industrial Grade | MT | 815.43 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 815.43 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 815.43 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 815.43 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 815.43 | USD | 20250919 |