| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Jiading Malu Chemical Plant Co., Ltd. | China national standards | MT | 303.31 | USD | 20251104 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 268.11 | USD | 20251103 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 331.61 | USD | 20251103 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 190.5 | USD | 20251103 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 225.78 | USD | 20251103 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 303.39 | USD | 20251103 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 225.78 | USD | 20251103 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 254.0 | USD | 20251103 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 310.38 | USD | 20251102 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 268.06 | USD | 20251101 |