| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 302.58 | USD | 20251001 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 246.29 | USD | 20251001 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 316.66 | USD | 20251001 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 351.84 | USD | 20251001 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 244.88 | USD | 20250930 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 237.84 | USD | 20250930 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 244.88 | USD | 20250930 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 323.69 | USD | 20250930 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 309.62 | USD | 20250930 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 281.47 | USD | 20250930 |