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2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-3-naphthoic Acid (1:100 diluted with K2SO4)

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2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-3-naphthoic Acid (1:100 diluted with K2SO4)

2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-3-naphthoic Acid (1:100 diluted with K2SO4)

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For Research Use Only | Not For Clinical Use

CAT	APB3737959
CAS	3737-95-9
Structure
MDL Number	MFCD00004078
Synonyms	Calcon-carboxylic Acid (1:100 diluted with K2SO4); Cal Red (1:100 diluted with K2SO4)
Molecular Weight	438.41
Molecular Formula	C21H14N2O7S

Appearance	Dark red to dark purple to dark blue powder to crystaline
Absorbance	0.600 to 0.800 (Methanol, 550.0 to 560.0 nm)
Reaxys Registry Number	727492
Sensitivity	Colorimetric test: turn purple with calcium and turn blue by adding EDTA 2Na

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