| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 748.7 | USD | 20251129 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.85 | USD | 20251128 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.85 | USD | 20251128 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 720.45 | USD | 20251128 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 748.7 | USD | 20251128 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.59 | USD | 20251128 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 748.7 | USD | 20251128 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 748.7 | USD | 20251128 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 854.65 | USD | 20251128 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 720.45 | USD | 20251128 |