| Vendor | Spec | Unit | Price | Currency | Date | 
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 830.9 | USD | 20251013 | 
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 887.24 | USD | 20251013 | 
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 929.49 | USD | 20251013 | 
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 844.99 | USD | 20251013 | 
| Jinan Shengfeng Industry and Trade Co., Ltd. | China national standards | MT | 873.15 | USD | 20251013 | 
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.99 | USD | 20251013 | 
| Tongling Chemical Industry Group Corp.ltd | China national standards | MT | 873.15 | USD | 20251013 | 
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.99 | USD | 20251013 | 
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1028.07 | USD | 20251013 | 
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 971.74 | USD | 20251013 |