| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 932.28 | USD | 20251202 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 819.28 | USD | 20251202 |
| Yancheng SUPER Chemical Technology Co., Ltd. | China national standards | MT | 762.78 | USD | 20251202 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 904.03 | USD | 20251202 |
| Liaocheng Jinxinda New Material Co., Ltd. | China national standards | MT | 783.96 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 755.71 | USD | 20251202 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 946.41 | USD | 20251202 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.78 | USD | 20251202 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.78 | USD | 20251202 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 918.16 | USD | 20251202 |