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Appearance
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Dark green crystals or crystalline solids
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Infrared spectrum
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Conforms to structure & standards
|
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Absorption maxima (50% ethanol )
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554 - 556 nm
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UV-visible spectrum (C 0.005 g/L in 50% Ethanol)
|
-
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E(555 nm +/- 2 nm)
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Min130000
|
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E(255 nm +/- 2 nm)
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Min 55000
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Dye content
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Min 30.0%
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Ratio λ max. P-15/P+15 nm
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Between 1.40 and 1.68
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