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ChemicalBook > Product Catalog >Catalyst and Auxiliary >Fluorescent brightener >FLUORESCENT BRIGHTENER 28

FLUORESCENT BRIGHTENER 28

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FLUORESCENT BRIGHTENER 28 Suppliers list
Company Name: Henan Tianfu Chemical Co.,Ltd.
Tel: +86-0371-55170693 +86-19937530512
Email: info@tianfuchem.com
Products Intro: Product Name:4404-43-7
CAS:4404-43-7
Purity:99% Package:25KG;5KG;1KG
Company Name: Hebei Guanlang Biotechnology Co., Ltd.
Tel: +86-19930503282
Email: alice@crovellbio.com
Products Intro: Product Name:Optical Brightener OB
CAS:4404-43-7
Purity:99% Package:1KG;1USD
Company Name: Hubei xin bonus chemical co. LTD
Tel: 86-13657291602
Email: linda@hubeijusheng.com
Products Intro: Product Name:FLUORESCENT BRIGHTENER 28
CAS:4404-43-7
Purity:0.99 Package:5KG;1KG
Company Name: Shanghai Longyu Biotechnology Co., Ltd.
Tel: +8615821988213
Email: info@longyupharma.com
Products Intro: Product Name:Optical Brightener OB
CAS:4404-43-7
Purity:0.99 Package:5KG;1KG/aluminum foil package; 25kg/drum Remarks:Paypal,credit card,western union,bank transfer
Company Name: Chongqing Chemdad Co., Ltd
Tel: +86-023-61398051 +8613650506873
Email: sales@chemdad.com
Products Intro: Product Name:FLUORESCENT BRIGHTENER 28
CAS:4404-43-7
Purity:0.99 Package:5KG;1KG，25KG

FLUORESCENT BRIGHTENER 28 manufacturers

  • Optical Brightener OB
  • Optical Brightener OB pictures
  • $1.00 / 1KG
  • 2020-12-25
  • CAS:4404-43-7
  • Min. Order: 1KG
  • Purity: 99%
  • Supply Ability: 10 mt
FLUORESCENT BRIGHTENER 28 Basic information
Product Name:FLUORESCENT BRIGHTENER 28
Synonyms:CALCOFLUOR WHITE ST;CI 40622;Fluorescent Brightener28,Calcofluor White M2R, TinopalUNPA-GX;V56;Optiblanc NL;2.5-Bis(5-tertbutyl-2-benzoxazlyl)phiophene;5-triazin-2-yl]amino]--6-(phenylamino)-3;c.i.fluorescentbrighteningagent28
CAS:4404-43-7
MF:C40H44N12O10S2
MW:916.98
EINECS:224-548-7
Product Categories:Dye stuff;INORGANIC & ORGANIC CHEMICALS;Organics
Mol File:4404-43-7.mol
FLUORESCENT BRIGHTENER 28 Structure
FLUORESCENT BRIGHTENER 28 Chemical Properties
Melting point 290°C
Boiling point 1311℃[at 101 325 Pa]
density 1.598±0.06 g/cm3(Predicted)
vapor pressure 0Pa at 25℃
storage temp. Store at RT.
solubility DMSO (Slightly, Sonicated), Methanol (Slightly, Heated, Sonicated)
pka-1.28±0.50(Predicted)
form Solid
color Light Yellow to Yellow
Water Solubility 80g/L at 25℃
Stability:Stable under recommended storage conditions., Stable Under Recommended Storage C
LogP-3.5
EPA Substance Registry SystemC.I. Fluorescent Brightening Agent 28 (4404-43-7)
Safety Information
Hazard Codes Xi
Risk Statements 36
Safety Statements 26
WGK Germany 3
MSDS Information
ProviderLanguage
SigmaAldrich English
FLUORESCENT BRIGHTENER 28 Usage And Synthesis
UsesFluorescent Brightener 28 (Technical Grade) is used for the staining of fungi and as a viability stain. Dyes and metabolites.
DefinitionChEBI: An organosulfonic acid comprising stilbene having 4-anilino-6-[bis(2-hydroxyethyl)amino]-1,3,5-triazin-2-yl}amino groups at the 4 and 4'-positions and sulfo groups at the 2- and 2'-positions.
FLUORESCENT BRIGHTENER 28 Preparation Products And Raw materials
Raw materialsSodium carbonate-->Aniline-->Cyanuric chloride-->Monoethanolamine-->4,4'-Diamino-2,2'-stilbenedisulfonic acid
Preparation ProductsMaster-batches
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