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Acid Red 18

Acid Red 18
Acid Red 18 structure
CAS No.
2611-82-7
Chemical Name:
Acid Red 18
Synonyms
E124;l-rot4;Red 18;AKA102;1578red;c.i.185;COCCINE;AcidredR;CI 16255;foodred6
CBNumber:
CB3377770
Molecular Formula:
C20H15N2NaO10S3
Formula Weight:
562.51
MOL File:
2611-82-7.mol

Acid Red 18 Properties

storage temp. 
Inert atmosphere,Room Temperature
Colour Index 
16255
form 
Powder
color 
Bordeaux to brown
BRN 
4122340
EWG's Food Scores
2-5
FDA UNII
Z525CBK9PG
EPA Substance Registry System
C.I. Acid Red 18, trisodium salt (2611-82-7)
SAFETY
  • Risk and Safety Statements
Safety Statements  22-24/25
WGK Germany  2
RTECS  QJ6530000
HS Code  32041200
Toxicity LD50 oral in rat: > 8gm/kg

Acid Red 18 price More Price(4)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 199737 New Coccine Dye content 75% 2611-82-7 25g $34.4 2021-03-22 Buy
Sigma-Aldrich 18137 Ponceau 4R analytical standard 2611-82-7 25mg $141 2021-03-22 Buy
TCI Chemical N0309 Acid Red 18 >85.0%(E) 2611-82-7 25g $20 2021-03-22 Buy
TCI Chemical F0140 Food Red No. 102 2611-82-7 25g $109 2021-03-22 Buy

Acid Red 18 Chemical Properties,Uses,Production

Chemical Properties

Deep red powder

Uses

Food Red No. 102 is an artificial coloring food additive. Dye.

Preparation

4-Aminonaphthalene-1-sulfonic acid diazo, and 7-Hydroxynaphthalene-1,3-disulfonic acid coupling.

Safety Profile

Moderately toxic by intraperitoneal route. Questionable carcinogen with experimental tumorigenic data. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx and SOx.

Properties and Applications

red. Red powder. Soluble in water red, slightly soluble in ethanol and soluble fiber element, insoluble in other organic solvents. Strong sulfuric acid in purple, will the red orange is diluted; Nitric acid solution in yellow. Its water solution and strong hydrochloric acid red, add sodium hydroxide is brown. Mainly used for wool, silk, polyamide fiber and its blended fabric dyeing, also can be used for leather, paper, plastic, wood, medicine and cosmetics of dyeing, still can make the ink.
Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 4 2 3-4 2 1-2 3
AATCC 4 2 2 1 1 4

Purification Methods

Dissolve the dye in the minimum quantity of boiling water, filter and enough EtOH is added to precipitate ca 80% of the dye. This process is repeated until a solution of the dye in aqueous 20% pyridine has a constant extinction coefficient. [Beilstein 16 I 306.]

Acid Red 18 Preparation Products And Raw materials

Raw materials

Preparation Products


Acid Red 18 Suppliers

Global( 278)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Henan DaKen Chemical CO.,LTD.
+86-371-66670886
info@dakenchem.com China 20903 58
Henan Tianfu Chemical Co.,Ltd.
0371-55170693
0371-55170693 info@tianfuchem.com CHINA 22607 55
career henan chemical co
+86-371-86658258
sales@coreychem.com CHINA 29954 58
Hubei Jusheng Technology Co.,Ltd.
86-18871470254
027-59599243 linda@hubeijusheng.com CHINA 28229 58
Hebei Guanlang Biotechnology Co., Ltd.
+8619930503282
sales3@crovellbio.com China 5930 58
hdzhl biotechnology co., ltd
86-13032617415
sales@luchibiology.com CHINA 1275 58
Shandong chuangyingchemical Co., Ltd.
18853181302
sale@chuangyingchem.com CHINA 5917 58
Chongqing Chemdad Co., Ltd
+86-13650506873
sales@chemdad.com CHINA 37282 58
Shanghai Standard Technology Co., Ltd.
18502101150
+86-21-57127007-6606 ft-sales@nature-standard.com CHINA 1923 58
Winchem industrial co limited
0086-574-83851061
0086-574-87083209 info@win-chemical.com CHINA 300 58

View Lastest Price from Acid Red 18 manufacturers

Image Release date Product Price Min. Order Purity Supply Ability Manufacturer
2021-08-13 Acid Red 18
2611-82-7
US $10.00 / KG 1KG 99% 10 mt Hebei Guanlang Biotechnology Co., Ltd.
2021-07-13 Acid Red 18
2611-82-7
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
2021-07-10 Acid Red 18
2611-82-7
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd

Acid Red 18 Spectrum


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