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Merck
CN

214515

铬变素FB

Dye content 50 %

别名:

4-羟基-3-[(4-磺基-1-萘基)偶氮]-1-萘磺酸二钠, 媒染剂 蓝色 79, 酸性红 14

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关于此项目

经验公式(希尔记法):
C20H12N2Na2O7S2
化学文摘社编号:
分子量:
502.43
UNSPSC Code:
12171500
NACRES:
NA.47
PubChem Substance ID:
EC Number:
222-657-4
Colour Index Number:
14720
MDL number:
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InChI key

YSVBPNGJESBVRM-ZPZFBZIMSA-L

InChI

1S/C20H14N2O7S2.2Na/c23-20-15-8-4-3-7-14(15)19(31(27,28)29)11-17(20)22-21-16-9-10-18(30(24,25)26)13-6-2-1-5-12(13)16;;/h1-11,23H,(H,24,25,26)(H,27,28,29);;/q;2*+1/p-2/b22-21+;;

SMILES string

[Na+].[Na+].Oc1c(cc(c2ccccc12)S([O-])(=O)=O)\N=N\c3ccc(c4ccccc34)S([O-])(=O)=O

form

powder

composition

Dye content, 50%

mp

275 °C

λmax

383 nm, 515 nm (2nd)

ε (extinction coefficient)

≥14500 at 513-519 nm in H2O at 0.03 g/L, ≥33000 at 214-220 nm in H2O at 0.03 g/L, ≥9000 at 320-326 nm in H2O at 0.03 g/L

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

Quality Level

Application

Chromotrope FB has been used in indirect competitive CLIA (icCLIA) to detect its presence in foods.

Biochem/physiol Actions

Chromotrope FB, also known as acid red 14 (AR14), is a bright orange-red powder. It belongs to the class of monoazides. Chromotrope FB efficiently stains fatty substances and is also used to dye food and medicines.

存储类别

11 - Combustible Solids

wgk

WGK 2

flash_point_f

>437.0 °F

flash_point_c

> 225 °C

ppe

dust mask type N95 (US), Eyeshields, Gloves


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Wayne Luallen
Tying the Classic Salmon Fly: A Modern Approach to Traditional Techniques (1997)
Marcel Locquin, Maurice Langeron
Handbook of Microscopy (2013)
M C Sweatman et al.
Clinical allergy, 16(4), 331-338 (1986-07-01)
We report the case of an 8.5-year-old girl with oro-facial granulomatosis associated with clinical atopy, in whom relapse of her granulomatous disorder was shown to be related to exposure to specific food additives, viz. carmoisine, sunset yellow and monosodium glutamate.
Tartrazine induced histamine release in vivo in normal subjects.
R D Murdoch et al.
Journal of the Royal College of Physicians of London, 21(4), 257-261 (1987-10-01)
A sensitive chemiluminescent immunoassay to detect Chromotrope FB (Chr FB) in foods
Xu K
Talanta, 164, 341-347 (2017)

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