Meaning of chromotropic acid | Babel Free
Definitions
The sulphonic acid 1,8-dihydroxynaphthalene-3,6-disulphonic acid
uncountable
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.