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Acid Green 25

Acid Green 25 Suppliers list
Company Name: Winchem industrial co limited
Tel: 0086-574-83851061
Products Intro: Product Name:Acid Green 25
Purity:1 Package:25kgs per carton
Company Name: career henan chemical co
Tel: +86-371-86658258
Products Intro: Product Name:Acid Green 25
Purity:as request Package:1kg;1USD
Company Name: Chemwill Asia Co.,Ltd.
Tel: 86-21-51086038
Products Intro: CAS:4403-90-1
Purity:99% Package:5KG;1KG;25KG
Company Name: Hubei Jusheng Technology Co.,Ltd.
Tel: 86-18871470254
Products Intro: Product Name:Acid Green 25
Purity:99% Package:5KG;1KG Remarks:C28H20N2Na2O8S2
Company Name: Xiamen AmoyChem Co., Ltd
Tel: +86 592-605 1114
Products Intro: Product Name:Acid Green 25

Lastest Price from Acid Green 25 manufacturers

  • Acid Green 25
  • US $1.00 / kg
  • 2019-07-06
  • CAS:4403-90-1
  • Min. Order: 1kg
  • Purity: as request
  • Supply Ability: 500KG
Acid Green 25 Basic information
Product Name:Acid Green 25
Synonyms:Alizarin green, Dye content 95%;c.i.acidgreen25;d&cgreen;d&cgreen5;d&cgreen8;Disodiumsaltof2,2’-[9,10-dihydro-9,10-dioxo-1,4-anthracenediyl)diimino]bis-[5-methylbenzenesulfonicacid];zelenalizarinovabrilantnig-extra;zelenkysela25
Product Categories:Dyes and Pigments;Organics;Aminoanthraquinones;Anthraquinones;A;Stains and Dyes;Stains&Dyes, A to
Mol File:4403-90-1.mol
Acid Green 25 Structure
Acid Green 25 Chemical Properties
Melting point 235-238 °C(lit.)
Colour Index 61570
form neat
color Bluish green powder
Water Solubility 36 g/L (20 ºC)
Merck 14,252
EPA Substance Registry SystemC.I. Acid Green 25 (4403-90-1)
Safety Information
Hazard Codes N
Risk Statements 51/53-36
Safety Statements 24/25-61-26
WGK Germany 2
RTECS DB5044000
HS Code 32041200
ToxicityLD50 orl-rat: >10 g/kg GTPZAB 28(7),53,84
MSDS Information
Acid Green 25 Usage And Synthesis
Chemical Propertiesdark green powder
UsesFor nylon sutures: Fed. Regist. 42, 52395 (1977). Permitted for use in drugs and cosmetics, excluding use in eye area: ibid. 47, 49628 (1982).
General DescriptionFine black or green powder.
Air & Water ReactionsSlightly soluble in water.
Reactivity ProfileAcid Green 25 is incompatible with strong oxidizing agents. .
Fire HazardFlash point data for Acid Green 25 are not available. Acid Green 25 is probably combustible.
Safety ProfileModerately toxic by ingestion. Askin and severe eye irritant.
When heated to decomposition it emits very toxic fumesof NOx, SOx, and Na2O.
Purification MethodsPurify it by salting out three times from an aqueous solution with sodium acetate, followed by repeated extraction with EtOH [McGrew & Schneider J Am Chem Soc 72 2547 1950]. It is a green powder that is slightly soluble in Me2CO, EtOH and pyridine. It is soluble in conc H2SO4 to give a blue solution that becomes turquoise on dilution. [Allen et al. J Org Chem 7 63 1942, Beilstein 14 H 725.]
Acid Green 25 Preparation Products And Raw materials
Raw materials1,4-Dihydroxyanthraquinone-->p-Toluidine-->1,4-DICHLOROANTHRAQUINONE
Tag:Acid Green 25(4403-90-1) Related Product Information
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