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CHROMOTROPE 2R

CHROMOTROPE 2R Structure
CHROMOTROPE 2R
  • CAS No.4197-07-3
  • Chemical Name:CHROMOTROPE 2R
  • CBNumber:CB7101333
  • Molecular Formula:C16H10N2Na2O8S2
  • Formula Weight:468.37
  • MOL File:4197-07-3.mol
CHROMOTROPE 2R Property
  • storage temp.  :Store at RT.
  • Colour Index  :16570
  • form  :Crystalline Powder
  • color  :Reddish-brown
  • Water Solubility  :Soluble in water (1 mg/ml).
  • Stability: :Stable. Incompatible with strong oxidizing agents.
  • EWG's Food Scores :1
Safety
  • Hazard Codes  :Xi
  • Risk Statements  :36/37/38
  • Safety Statements  :26-36
  • WGK Germany  :3
  • RTECS  :QJ6418000
  • HS Code  :32041200
Hazard and Precautionary Statements (GHS)
  • Symbol(GHS)
  • Signal wordWarning
  • Hazard statements H315-H319
  • Precautionary statements P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
CHROMOTROPE 2R Price More Price(3)
  • Brand: TCI Chemical
  • Product number: C0547
  • Product name : Chromotrope 2R
  • Purity: 
  • Packaging: 25g
  • Price: $36
  • Updated: 2021/03/22
  • Buy: Buy
  • Brand: Alfa Aesar
  • Product number: A17519
  • Product name : Chromotrope 2R
  • Purity: 
  • Packaging: 25g
  • Price: $38.6
  • Updated: 2020/06/24
  • Buy: Buy
  • Brand: Alfa Aesar
  • Product number: A17519
  • Product name : Chromotrope 2R
  • Purity: 
  • Packaging: 100g
  • Price: $108
  • Updated: 2020/06/24
  • Buy: Buy

CHROMOTROPE 2R Chemical Properties,Usage,Production

  • Chemical Properties dark brown powder
  • Uses Suitable for modified Gomori Trichrome stain
  • Preparation aniline diazo, and 4,5-Dihydroxynaphthalene-2,7-disulfonic acid?coupling.
  • Definition ChEBI: An organic sodium salt that is the disodium salt of 4,5-dihydroxy-3-(phenyldiazenyl)naphthalene-2,7-disulfonic acid. It is used as the plasma stain in trichrome techniques.
  • Properties and Applications red. Soluble in water for red orange, soluble in soluble fiber element, moderate soluble in alcohol and acetone is red light purple, insoluble in other organic solvents. The strong sulfuric acid for wine red, diluted into pink; In nitric acid solution for red, and then to orange. Add hydrochloric acid in aqueous solution for the red orange; Add thick sodium hydroxide solution for deep red wine.
    Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
    Fading Stain Fading Stain Fading Stain
    ISO 4-5 2 2 1 2
    AATCC 4-5 2-3 1 1 2-3
CHROMOTROPE 2R Preparation Products And Raw materials
Raw materials
Preparation Products
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4197-07-3, CHROMOTROPE 2RRelated Search:
  • CHROMOTRORE
  • Chromotrope 2R, pure
  • 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-(phenylazo)-, disodium salt
  • 2-(Phenylazo)chromotropic acid disodium salt, Acid Red29
  • C.I.Mordant Blue 80
  • Chromotrope N-2R
  • Chromotrop 2 R, C.I. 16570, for complexometry
  • Acid phloxin GR
  • Benzeneazo-1,8-dihydroxynaphthalene-3,6-disulfonic acid sodiuM salt
  • CarMoisine XL6R
  • ChroMotrope blue 2R
  • ChroMotrope 2R, pure 25GR
  • Chromotrope 2R,2-(Phenylazo)chromotropic acid disodium salt, Acid Red29
  • Acid Red 29 4,5-Dihydroxy-3-phenylazo-2,7-naphthalenedisulfonic Acid Disodium Salt
  • fastfuchsing
  • hispacidfuchsing
  • ACID RED 29
  • ACID PHLOXINE
  • ACID PHLOXINE GR
  • CI 16570
  • CHROMOTROP 2 R
  • CHROMOTROPE 2R
  • CI NO 16570
  • BENZENEAZOCHROMOTROPIC ACID, NA SALT
  • AZOFUCHSIN 4G
  • Acid Red 29~C.I. 16570
  • chromotrop 2 R for microscopy and complexometry
  • disodium 4,5-dihydroxy-3-phenylazonaphthalene-2,7-disulphonate
  • 4,5-DIHYDROXY-3-PHENYLAZO-2,7-NAPHTHALENEDISULFONIC ACID
  • 4,5-DIHYDROXY-3-PHENYLAZO-2,7-NAPHTHALENEDISULFONIC ACID DISODIUM SALT
  • 4,5-DIHYDROXY-3-PHENYLAZO-2,7-NAPHTHALENEDISULFONIC ACID SODIUM SALT
  • 2-(PHENYLAZO)CHROMOTROPIC ACID DISODIUMSALT
  • LABOTEST-BB LT00455781
  • Indoxacarb, mixture of isomers Pestanal
  • AZOFUCHSIN 4G C.I. NO.16570
  • Chromotrope2R,94%
  • 2,7-Naphthalenedisulfonicacid, 4,5-dihydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:2)
  • Chromotrope 2R, AR
  • Chromotrope 2R≥ 83% (Dye content: Spectrophotometry)
  • 7-naphthalenedisulfonicacid,4,5-dihydroxy-3-(phenylazo)-disodiumsalt
  • acilanchromotroperr
  • brasilanfastfuchsineg
  • c.i.acidred29
  • c.i.acidred29,disodiumsalt
  • chromotropered2r
  • fastfuchsineg
  • C.I.Acid Red 29:C.I.16570
  • C.I.Mordant Blue 80:C.I.16570
  • Mordant Blue 80
  • 4197-07-3
  • 837-68-6
  • C16H10N2Na2O8S2
  • C16H10N2O8S22Na