| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 436.93 | USD | 20251017 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 634.26 | USD | 20251017 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 436.93 | USD | 20251017 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 436.93 | USD | 20251017 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 436.93 | USD | 20251017 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 436.93 | USD | 20251017 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 436.93 | USD | 20251017 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 469.35 | USD | 20251017 |
| Liaocheng Yuanze Chemical Co., Ltd. | 90% | MT | 535.6 | USD | 20251017 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 458.08 | USD | 20251017 |