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Basic Green 4

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CAS No.:

2437-29-8

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Basic Green 4

Description

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Chemical Name	Basic Green 4
CAS No.	2437-29-8
Molecular formula	C₅₂H₅₄N₄O₁₂
EINECS No.	219-441-7
Molecular weight	927.0
Molecular Structure
Details	Appearance: With metal luster bottle green crystal Max Absorption wavelength: 616.9nm PH change range: 0.0(yellow)~2.0green); 11.0(green)~13.5(colorless) Sensitivity for Tungsten: Passes test Biological stain test: Passes test Sulfated ash: 2.0% Loss on drying: 3.5% max Solubility: easy solve in water, solve in alcohol, methanol and pentanol, cyan water solution. Packing: 25kg/ fibre drum
Main Application	used as a biological dye, the cells or cell organization dyed turquoise, convenient in study under a microscope. Also used as silk, leather and paper dyestuffs.