| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 338.16 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 380.43 | USD | 20251020 |
| Nanjing Daoyi Chemical Technology Co., Ltd. | China national standards | MT | 288.84 | USD | 20251020 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 239.53 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 359.29 | USD | 20251020 |
| Qingdao Ruishuang Chemical Co., Ltd. | China national standards | MT | 422.7 | USD | 20251020 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 373.38 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 352.25 | USD | 20251020 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 309.98 | USD | 20251020 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 239.53 | USD | 20251020 |