| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 405.66 | USD | 20251015 |
| Shandong Langcheng Chemical Co., Ltd. | 90% | MT | 450.74 | USD | 20251015 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 436.65 | USD | 20251015 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 457.61 | USD | 20251014 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 468.88 | USD | 20251014 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 436.49 | USD | 20251014 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 436.49 | USD | 20251014 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 436.49 | USD | 20251014 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 436.49 | USD | 20251014 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 563.21 | USD | 20251014 |