| Vendor | Spec | Unit | Price | Currency | Date | 
| Jinan Xinbo Chemical Co., Ltd. | China national standards | MT | 1129.26 | USD | 20251029 | 
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 906.23 | USD | 20251029 | 
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1242.18 | USD | 20251029 | 
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 988.1 | USD | 20251029 | 
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 917.52 | USD | 20251029 | 
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1030.45 | USD | 20251029 | 
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 920.34 | USD | 20251029 | 
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 920.18 | USD | 20251028 | 
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 920.18 | USD | 20251028 | 
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 920.18 | USD | 20251028 |