| Vendor | Spec | Unit | Price | Currency | Date |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 1177.18 | USD | 20251009 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1054.82 | USD | 20251009 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1054.82 | USD | 20251009 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1075.92 | USD | 20251009 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1054.82 | USD | 20251009 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1054.82 | USD | 20251009 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1054.82 | USD | 20251009 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1054.82 | USD | 20251009 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1054.82 | USD | 20251009 |
| Hangjin Technology Co., Ltd. | China national standards | MT | 1012.63 | USD | 20251009 |