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Xylenol Orange disodium salt

Cas:
1611-35-4
Molecular Structure:
Molecular Formula:
C31H32N2O13S
Molecular Weight:
716.62
Alias:
S-二氧二甲酚橙,二甲酚橘黄
Product order:
Name Specifications Packing Price Delivery
Xylenol Orange disodium salt 高纯级 5g RMB 132 Consulting service
Xylenol Orange disodium salt AR 25g RMB 132 Consulting service
Xylenol Orange disodium salt AR 5g RMB 55 Consulting service
Character:
红棕色结晶性粉末。易吸湿。易溶于水,不溶于无水乙醇。水溶液为红色,酸性溶液中为柠檬黄色,金属络合物为鲜红色,碱性溶液中为红紫色。熔点210℃ (分解)。最大吸收波长 580nm。
Quality Standard:
    
质量标准   
   品级Grade                               分析纯  
                                        (AR)
游离邻甲酚磺酞                          合格  
分光有效含量,%                         ≥75.0  
对锌灵敏度试验                          合格  
灼烧残渣,%                             25.0~30.0  


品级Grade                               高纯级  
外观Appearance                          红棕色结晶性粉末
红外光谱鉴别Infrared spectrometry       Conforms
λ max.                                  433.0 ~ 437.0 nm(H2O)
Absorbance                              ≥0.210(1g/L, H2O, 433.0 to 437.0 nm)(after drying)
对离子灵敏性试验Sensitiveness test      pass 

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