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AF 430 carboxylic acid

AF 430 羧酸

目录号	数量	价格	提前通知时间
10890	1 mg	$110	现货
20890	5 mg	$165	现货
40890	25 mg	$380	现货
50890	50 mg	$695	现货
60890	100 mg	$1190	现货

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AF 430's excitation maximum is at 430 nm, emission maximum is at 542 nm, and Stokes shift is 112 nm. AF 430 exhibits high photostability and pH-insensitive fluorescence. The dye can be excited by 405 nm violet laser or 445 nm laser.

AF 430 carboxylic acid is a non-reactive form of AF 430 dye that can be used for the analysis of labeled samples as a reference standard in procedures where AF 430 dye conjugates are involved.

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AF 430 NHS ester

AF 430 is a hydrophilic coumarin dye with emission in the green-yellow range. The NHS ester is used for the labeling of amine groups.

General properties

Appearance:	yellow solid
Molecular weight:	541.58
Molecular formula:	C₂₂H₂₃NF₃KO₇S
Solubility:	good in DMF, DMSO, water
Quality control:	NMR ¹H, HPLC-MS (95%)
Storage conditions:	Storage: 24 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate.
安全数据表（MSDS）:	下载
	产品规格

Spectral properties

Excitation/absorption maximum, nm:	430
ε, L⋅mol⁻¹⋅cm⁻¹:	15955
Emission maximum, nm:	542
Fluorescence quantum yield:	0.23

This Product is offered and sold for research purposes only. It has not been tested for safety and efficacy in food, drug, medical device, cosmetic, commercial or any other use. Supply does not express or imply authorization to use for any other purpose, including, without limitation, in vitro diagnostic purposes, in the manufacture of food or pharmaceutical products, in medical devices or in cosmetic products.