Chrysoidin
Molecular Formula:
C12H12N4 · HCl
Molecular Weight:
248.71
Alias:
柯衣定;橘紅;柯衣定G;4-苯基偶氮-1
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
Chrysoidin |
98% 標準品 |
100MG |
RMB 560 |
Consulting service |
Character:
閃光棕紅色結(jié)晶或砂塊,溶于水呈黃光橙色。溶于酒精和溶纖素,微溶于丙酮,不溶于苯、二甲苯和醚;遇濃硫酸呈黃色,稀釋后呈橙色;遇硝酸呈橙色。溶解度:55g/L水 (15°C),4.75% 無水乙醇 ,6.0% 乙二醇乙醚(溶纖素),9.5% 無水乙二醇。熔點:235 oC
Quality Standard:
項目 分析純
(AR)
外觀Appearance 波爾多紅至深紫色結(jié)晶或粉末
紅外光譜鑒別Infrared spectrometry 和對照品匹配
紫外光譜UV spectrometry 符合
PH變色域Vis. transition interval pH 4.0 (橙色) - pH 7.0 (黃色)
Storage:
用途 酸堿指示劑
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