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diaminogen

noun
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di·​a·​mi·​no·​gen | \ ¦dīə¦mēnəjə̇n, -ˌjen \

Definition of diaminogen

: a blue trisazo direct dye

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“Diaminogen.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/diaminogen. Accessed 10 December 2019.

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