| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 338.16 | USD | 20251020 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 422.7 | USD | 20251020 |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 436.79 | USD | 20251020 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 535.41 | USD | 20251020 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1028.56 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | 90% | MT | 450.88 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 405.79 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 401.56 | USD | 20251020 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 634.04 | USD | 20251020 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 634.04 | USD | 20251020 |