| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 521.66 | USD | 20251024 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 422.96 | USD | 20251024 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1043.31 | USD | 20251024 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 521.66 | USD | 20251024 |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 352.47 | USD | 20251024 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 521.66 | USD | 20251024 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 338.37 | USD | 20251024 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 422.96 | USD | 20251024 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 422.96 | USD | 20251024 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 437.06 | USD | 20251024 |