| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1078.24 | USD | 20251017 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 986.62 | USD | 20251017 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1000.72 | USD | 20251017 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 1078.24 | USD | 20251017 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 1085.29 | USD | 20251017 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1282.61 | USD | 20251017 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1268.52 | USD | 20251017 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1057.1 | USD | 20251017 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1127.57 | USD | 20251017 |
| Hunan Yuanshuo Fine Chemical Co., Ltd. | China national standards | MT | 1141.67 | USD | 20251017 |