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Alizarin red S
Chemical Name |
Alizarin red S |
CAS No. |
130-22-3 |
Molecular formula |
C14H7NaSO7·H2O |
EINECS No. |
204-981-8 |
Molecular weight |
360.27 |
Molecular Structure |
|
Details |
Appearance: Yellow brown or orange yellow crystalline powder. Sensitivity as reagent for Aluminum: Passes test Solubility in water: Passes test Sensitivity as reagent for acid and alkali: Passes test PH change range : 4.0(yellow)~6.0(red dish orange) Solubility: solve in hot water, water solution is fawn ,solve in ammonia, purple liquor, solve in alcohol, insolve in benzene and gasoline etc organic liquor. Packing: 25kg/ fibre drum |
Main Application |
Indicator |
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