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ChemicalBook >> CAS DataBase List >> ACID RED 66

ACID RED 66

ACID RED 66 price.
  • $18 - $1330
  • Product name: ACID RED 66
  • CAS: 4196-99-0
  • MF: C22H17N4NaO7S2
  • MW: 536.51
  • EINECS:224-084-5
  • MDL Number:MFCD00003891
  • Synonyms:BIEBRICH SCARLET, SODIUM SALT;BIEBRICH SCARLET STAIN;BIEBRICH SCARLETTE;BIEBRICH SCARLET, WATER SOLUBLE;BIEBRICH SCARLET WS;CI NO 26905;CI 26905;CROCEIN SCARLET
Price32 Properties Safety Information Description
32 prices
Selected condition：
Brand
  • aablocks
  • AK Scientific
  • Biosynth
  • Chem-Impex
  • ChemScene
  • Medical Isotopes, Inc.
  • Sigma-Aldrich
  • Thermo Scientific Chemicals
  • Usbiological
Package
  • 1g
  • 5g
  • 25g
  • 50g
  • 100g
  • 250g
  • 500g
  • 1kg
  • 100 g
  • Manufactureraablocks
  • Product numberAA0073ZZ
  • Product descriptionPonceau BS Dyecontent90%
  • Packaging1g
  • Price$31
  • Updated2021-12-16
  • Buy
  • Manufactureraablocks
  • Product numberAA0073ZZ
  • Product descriptionBenzenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-5-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:2) Dyecontent90%
  • Packaging25g
  • Price$33
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0073ZZ
  • Product descriptionBenzenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-5-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:2) Dyecontent90%
  • Packaging5g
  • Price$18
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0073ZZ
  • Product descriptionPonceau BS Dyecontent90%
  • Packaging5g
  • Price$53
  • Updated2021-12-16
  • Buy
  • Manufactureraablocks
  • Product numberAA0073ZZ
  • Product descriptionBenzenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-5-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:2) ≥70%(Dyecontent)
  • Packaging100g
  • Price$85
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0073ZZ
  • Product descriptionPonceau BS Dyecontent90%
  • Packaging25g
  • Price$120
  • Updated2021-12-16
  • Buy
  • Manufactureraablocks
  • Product numberAA0073ZZ
  • Product descriptionBenzenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-5-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:2) ≥70%(Dyecontent)
  • Packaging250g
  • Price$165
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0073ZZ
  • Product descriptionBenzenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-5-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:2) ≥70%(Dyecontent)
  • Packaging1kg
  • Price$515
  • Updated2026-05-28
  • Buy
  • ManufacturerAK Scientific
  • Product numberM051
  • Product descriptionBiebrich Scarlet sodium salt
  • Packaging5g
  • Price$34
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFB40935
  • Product descriptionBiebrich scarlet
  • Packaging500g
  • Price$1330
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFB40935
  • Product descriptionBiebrich scarlet
  • Packaging250g
  • Price$1062.5
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFB40935
  • Product descriptionBiebrich scarlet
  • Packaging100g
  • Price$578
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFB40935
  • Product descriptionBiebrich scarlet
  • Packaging50g
  • Price$307.5
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFB40935
  • Product descriptionBiebrich scarlet
  • Packaging25g
  • Price$192.25
  • Updated2026-06-04
  • Buy
  • ManufacturerChem-Impex
  • Product number22794
  • Product descriptionBiebrichscarletsodiumsalt,90%(Dyecontent) 90%(Dyecontent)
  • Packaging1KG
  • Price$313.6
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number22794
  • Product descriptionBiebrich scarlet sodium salt ≥70%(Dyecontent)
  • Packaging1KG
  • Price$495
  • Updated2026-05-19
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA0073ZZ Ponceau BS Dyecontent90% 1g $31 2021-12-16 Buy
aablocks AA0073ZZ Benzenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-5-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:2) Dyecontent90% 25g $33 2026-05-28 Buy
aablocks AA0073ZZ Benzenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-5-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:2) Dyecontent90% 5g $18 2026-05-28 Buy
aablocks AA0073ZZ Ponceau BS Dyecontent90% 5g $53 2021-12-16 Buy
aablocks AA0073ZZ Benzenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-5-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:2) ≥70%(Dyecontent) 100g $85 2026-05-28 Buy
aablocks AA0073ZZ Ponceau BS Dyecontent90% 25g $120 2021-12-16 Buy
aablocks AA0073ZZ Benzenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-5-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:2) ≥70%(Dyecontent) 250g $165 2026-05-28 Buy
aablocks AA0073ZZ Benzenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-5-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:2) ≥70%(Dyecontent) 1kg $515 2026-05-28 Buy
AK Scientific M051 Biebrich Scarlet sodium salt 5g $34 2021-12-16 Buy
Biosynth FB40935 Biebrich scarlet 500g $1330 2026-06-04 Buy
Biosynth FB40935 Biebrich scarlet 250g $1062.5 2026-06-04 Buy
Biosynth FB40935 Biebrich scarlet 100g $578 2026-06-04 Buy
Biosynth FB40935 Biebrich scarlet 50g $307.5 2026-06-04 Buy
Biosynth FB40935 Biebrich scarlet 25g $192.25 2026-06-04 Buy
Chem-Impex 22794 Biebrichscarletsodiumsalt,90%(Dyecontent) 90%(Dyecontent) 1KG $313.6 2021-12-16 Buy
Chem-Impex 22794 Biebrich scarlet sodium salt ≥70%(Dyecontent) 1KG $495 2026-05-19 Buy
Next Last

Properties

Melting point :181-188 °C
Flash point :300°(572°F)
storage temp. :room temp
solubility :ethanol: 1 mg/mL
Colour Index :26905
form :Powder
color :Dark brown powder
Water Solubility :Appreciable (> 10%)
λmax :505 nm
BRN :3883900
Stability :Stable. Incompatible with strong oxidizing agents.
Major Application :diagnostic assay manufacturing
hematology
histology InChIKey :VVAVKBBTPWYADW-RVTJCSDESA-L
SMILES :[Na+].[Na+].Oc1ccc2ccccc2c1\N=N\c3ccc(cc3S([O-])(=O)=O)\N=N\c4ccc(cc4)S([O-])(=O)=O
CAS DataBase Reference :4196-99-0
EPA Substance Registry System :C.I. Acid Red 66, disodium salt (4196-99-0)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P321 Specific treatment (see … on this label).
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P362 Take off contaminated clothing and wash before reuse.

Description

Ponceau BS has been used in Masson’s trichrome stain for the staining of collagen.It has also been used for eosinophil staining.

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Suppliers and manufacturers

Shaanxi Dideu Medichem Co. Ltd
Acid red 66
$1.00
Acid red 66 CAS:4196-99-0
CONIER CHEM AND PHARMA LIMITED
TargetMol Chemicals Inc.
Hefei TNJ Chemical Industry Co.,Ltd.
Henan Alfa Chemical Co., Ltd
Shanghai Acmec Biochemical Technology Co., Ltd.
Aladdin Scientific
Wuhan Fortuna Chemical Co.,Ltd
SHANGHAI KEAN TECHNOLOGY CO., LTD. Chemwill Asia Co.,Ltd.