Ponceau S
Molecular Structure:
MDL:
--MFCD00003892
Molecular Formula:
C22H12N4Na4O13S4
Molecular Weight:
760.61
Alias:
猩紅S,酸性紅112,3-羥基-4-[2-磺酸基-4-(4-磺酸苯基偶氮)苯基偶氮]-2,7-萘二磺酸四鈉鹽
3-Hydroxy-4-(2-sulfo-4-[4-sulfophenylazo]phenylazo)-2,7-naphthalenedisulfonic acid sodium salt
Acid Red 112
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
Ponceau S |
分子生物學(xué)級(jí) |
50g |
RMB 605 |
Consulting service |
Ponceau S |
分子生物學(xué)級(jí) |
10g |
RMB 159.5 |
Consulting service |
Character:
Solubility in water:
10 g/l
Solubility in other solvents:
insoluble in ether
Quality Standard: 項(xiàng)目 生物染色劑
(BS)
外觀Appearance 波爾多紅至暗紅棕色結(jié)晶粉末
紅外光譜鑒別Infrared spectrometry 和對(duì)照品匹配
紫外光譜UV spectrometry 符合
染料含量Dye-content >70 %
項(xiàng)目 分子生物學(xué)級(jí)
(Molecular biology grade)
DNA酶DNase 無
Em (520nm, Water) >27000
干燥損失Loss on Drying ≤5.0%
蛋白酶Protease 無
RNA酶RNase 無
水溶性試驗(yàn)Solubility (0.1%, Water) 合格
Storage:
室溫保存
用途 麗春紅S用于對(duì)硝酸纖維素或PVDF膜(Western blots)上的蛋白質(zhì)進(jìn)行染色,下面是常用的染色溶液配制:
0.1% 麗春紅S (w/v) in 5% acetic acid
2% 麗春紅S (w/v) in 30% TCA, 30% sulfosalicylic acid