| Vendor | Spec | Unit | Price | Currency | Date |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 686.88 | USD | 20250814 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 686.88 | USD | 20250814 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 742.95 | USD | 20250814 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 756.97 | USD | 20250814 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 770.99 | USD | 20250814 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 785.01 | USD | 20250814 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 862.11 | USD | 20250814 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 848.09 | USD | 20250814 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 785.01 | USD | 20250814 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 700.9 | USD | 20250814 |