| Vendor | Spec | Unit | Price | Currency | Date |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1028.91 | USD | 20251018 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 324.18 | USD | 20251018 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 451.03 | USD | 20251018 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 352.37 | USD | 20251018 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 1043.0 | USD | 20251017 |
| Zhongyin New Materials (Jinan) Co., Ltd. | 90% | MT | 451.03 | USD | 20251017 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 394.65 | USD | 20251017 |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 436.93 | USD | 20251017 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1127.57 | USD | 20251017 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 422.84 | USD | 20251017 |