benzopurpurine
noun
ben·zo·pur·pu·rine
¦ben-(ˌ)zō-ˈpər-pyə-rən,
-ˌrēn
variants
or less commonly benzopurpurin
¦ben-(ˌ)zō-ˈpər-pyə-rən
plural -s
often capitalized
: any of several closely related direct disazo red dyes: such as
a
or benzopurpurine 4B
: a red dye made from ortho-tolidine and naphthionic acid and used on cellulosic textiles and as an indicator and plasma stain
b
or benzopurpurine 10B
: a carmine-red dye made from ortho-dianisidine and naphthionic acid
Dictionary Entries Near benzopurpurine
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“Benzopurpurine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/benzopurpurine. Accessed 30 Nov. 2024.
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