


| Name | Specifications | Packing | Price | Delivery | 
| Methane Base | CP | 100g | RMB 97.9 | Consulting service | 
| Methane Base | GR | 25g | RMB 212.3 | Consulting service | 
| Methane Base | GR | 100g | RMB 347.6 | 促销 | 
| Methane Base | GR | 250g | RMB 685.3 | 促销 | 
| Methane Base | CP | 500g | RMB 343.2 | 促销 | 
项目                                         优级纯  
                                              (GR)
外观Appearance                               蓝灰色结晶或粉末
红外光谱鉴别Infrared spectrometry            和对照品匹配
纯度Purity                                   ≥99.0% (GC)
熔点Melting point                            87°C - 91°C
乙醇溶解试验solubility in ethanol            合格
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