| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1189.45 | USD | 20251128 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1130.12 | USD | 20251128 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1271.38 | USD | 20251128 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1115.99 | USD | 20251128 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1094.8 | USD | 20251128 |
| Befar Group Co., Ltd. | China national standards | MT | 1115.99 | USD | 20251128 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 988.85 | USD | 20251128 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 988.85 | USD | 20251128 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1115.99 | USD | 20251128 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1130.12 | USD | 20251128 |