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Alizarin red S

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Synonyms:

CAS No.:

130-22-3

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1

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Alizarin red S

Description

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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