| Vendor | Spec | Unit | Price | Currency | Date |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 889.01 | USD | 20251113 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 875.3 | USD | 20251112 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 889.42 | USD | 20251112 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 889.0 | USD | 20251111 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 874.89 | USD | 20251111 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 889.13 | USD | 20251110 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 889.13 | USD | 20251110 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 889.38 | USD | 20251109 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 889.38 | USD | 20251109 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 889.38 | USD | 20251108 |