| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 757.14 | USD | 20250822 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 757.14 | USD | 20250822 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 757.14 | USD | 20250822 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 841.27 | USD | 20250822 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 785.18 | USD | 20250822 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 869.31 | USD | 20250822 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 897.35 | USD | 20250822 |
| Yancheng SUPER Chemical Technology Co., Ltd. | China national standards | MT | 922.59 | USD | 20250822 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 915.58 | USD | 20250822 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 911.37 | USD | 20250822 |