| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 365.95 | USD | 20251010 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 365.95 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |
| Shandong Shuojia Chemical Co., Ltd. | 90% | MT | 506.7 | USD | 20251010 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |