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Merck
CN

07376

Sigma-Aldrich

Atto 647 NHS酯

BioReagent, suitable for fluorescence, ≥90% (HPLC)

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About This Item

MDL编号:
UNSPSC代码:
12352108
NACRES:
NA.25

产品线

BioReagent

质量水平

检测方案

≥90% (HPLC)
≥90% (degree of coupling)

制造商/商品名称

ATTO-TEC GmbH

λ

in ethanol (with 0.1% trifluoroacetic acid)

紫外吸收

λ: 646-652 nm Amax

适用性

suitable for fluorescence

储存温度

−20°C

应用

Atto 647 NHS 酯是一种使用 Atto 647 荧光染料对分子进行共价标记的试剂。Atto 647 属于红色光谱区域的新一代荧光标记物。该染料专用于生命科学领域,如标记 DNA、RNA 或蛋白质。该标记物的特征是吸附力强、荧光量子产率高、光稳定性高、水溶性好以及三重态形成非常少。Atto 647 是一种两性离子染料,其净电荷为零。Atto 647 具有 pH 敏感性。尽管在 pH 值高达 8.5 时几乎能够保持稳定,但在更高 pH环 境下会慢慢降解。
Atto 荧光标记专为高灵敏度应用设计,包括单分子检测。Atto 标记物具有刚性结构,不显示任何 顺式-反式异构化。因此,这些标记物表现出超常的强度,并且在共轭时具有极小的光谱移位。

法律信息

本产品仅供研究使用。如果打算商业化,请联系知识产权持有者(德国ATTO-TEC GmbH公司)申请许可。

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)


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Chromogenic and fluorogenic derivatives are invaluable tools for biochemistry, having numerous applications in enzymology, protein chemistry, immunology and histochemistry.

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