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| Direct Red 73 Basic information |
Product Name: | Direct Red 73 | Synonyms: | Direct Red 73;C.I.Direct Red 73:C.I.29180 | CAS: | | MF: | | MW: | 0 | EINECS: | | Product Categories: | | Mol File: | Mol File | ![Direct Red 73 Structure]() |
| Direct Red 73 Chemical Properties |
| Direct Red 73 Usage And Synthesis |
Preparation | 6-Aminonaphthalene-2-sulfonic acid diazo, and N,N’-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea coupling, O-Methylaniline diazo, and coupled product matches. | Properties and Applications | red. Soluble in water for yellow light red, soluble in soluble fiber element, insoluble in organic solvents. The strong sulfuric acid to red light purple, diluted red for yellow light. The dye solution to join sulfuric acid 10% color; Add thick sodium hydroxide solution change to blue and into a dark red.
Standard
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Acid Resistance
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Alkali Resistance
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Light Fastness
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Soaping
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Water
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Fading
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Stain
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Fading
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Stain
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AATCC
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5
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5
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4
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2
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3
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| Direct Red 73 Preparation Products And Raw materials |
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