alpha-naphthol test
Word Rarity
Very rare
Frequency: 1.49 in modern English
30
Scrabble Score
17
Letters
5
Syllables
9
Unique Chars
Meaning
n
biochemical indicator of the presence of carbohydrates in a solution; if carbohydrates are present a violet ring is formed by reaction with alpha-naphthol in the presence of sulfuric acid