Para Red
Molecular Formula:
C16H11N3O3; O2NC6H4N=NC10H6OH
Molecular Weight:
293.28
Alias:
1-(4-硝基苯基偶氮)-2-萘酚
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
Para Red |
|
25G |
RMB 620 |
Consulting service |
Character:
不溶于水,溶于透明堿性溶液,極溶于乙醇和苯。
熔點(diǎn):248-252℃
Quality Standard:
外觀Appearance 紅色粉末
紅外光譜Infrared spectrometry Conforms
染料含量Dye content(HPLC) ≥98.0%
λ 485 - 489 nm in 0.008g/l, Toluene
Extinction Coefficient ≥21000
λ 325 - 331 nm
Extinction Coefficient ≥8000
丙酮溶解試驗(yàn)Solubility Orange to Red,Clear to Slightly Hazy
c = 1mg/ml, Acetone
Storage:
密封干燥保存
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