| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 1469.9 | USD | 20251210 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 1809.11 | USD | 20251210 |
| Ji'nan Century Lianxing Economic Trade Co., Ltd. | China national standards | MT | 1696.04 | USD | 20251210 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1766.71 | USD | 20251210 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 2049.38 | USD | 20251210 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1554.7 | USD | 20251210 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 2049.38 | USD | 20251210 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1484.04 | USD | 20251210 |
| Shandong Longhui Chemical Co., Ltd. | China national standards | MT | 1639.51 | USD | 20251210 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1766.71 | USD | 20251210 |