CHROMOTROPE 2B
- Product Name
- CHROMOTROPE 2B
- CAS No.
- 548-80-1
- Chemical Name
- CHROMOTROPE 2B
- Synonyms
- CI 16575;CI NO 16575;CHROMOTROPE;Coloring 2B;ACID RED 176;B,ChroMotrope;CHROMOTROPE 2B;CHROMOTROP 2 B;C.I.Acid Red 176;Mordant Black 93
- CBNumber
- CB7738401
- Molecular Formula
- C16H12N3NaO10S2
- Formula Weight
- 493.39
- MOL File
- 548-80-1.mol
CHROMOTROPE 2B Property
- Melting point:
- 300 °C
- Colour Index
- 16575
- form
- Crystalline Powder
- color
- Dark green to dark purple
- Merck
- 14,2240
- BRN
- 4109733
- CAS DataBase Reference
- 548-80-1(CAS DataBase Reference)
- EPA Substance Registry System
- 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[(4-nitrophenyl)azo]-, disodium salt (548-80-1)
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
- Precautionary statements
-
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P280Wear protective gloves/protective clothing/eye protection/face protection.
N-Bromosuccinimide Price
- Product number
- 27130
- Product name
- Chromotrope 2B
- Purity
- for microscopy
- Packaging
- 10g
- Price
- $32.2
- Updated
- 2024/03/01
- Product number
- L11330
- Product name
- Chromotrope 2B
- Packaging
- 25g
- Price
- $43.65
- Updated
- 2024/03/01
- Product number
- L11330
- Product name
- Chromotrope 2B
- Packaging
- 100g
- Price
- $133
- Updated
- 2024/03/01
- Product number
- 236886
- Product name
- Chromotrope 2B
- Packaging
- 25g
- Price
- $177
- Updated
- 2021/12/16
- Product number
- C433120
- Product name
- Chromotrope 2B
- Packaging
- 2.5g
- Price
- $75
- Updated
- 2021/12/16
CHROMOTROPE 2B Chemical Properties,Usage,Production
Chemical Properties
dark green to dark purple crystalline powder
Uses
Chromotrope 2B is a chromotropic acid azo dye and a groundwater pollutant removed from the environment via photoelectrochemical mineralization.
Uses
As a dye; as a reagent for boric acid or borates.
Preparation
4-Nitrobenzenamine diazo, and 4,5-Dihydroxynaphthalene-2,7-disulfonic acid?coupling.
Properties and Applications
blue-ray red. Soluble in water for yellow light red, not soluble in alcohol. The strong sulfuric acid for dark purple, diluted into yellow light red solution. In water solution to join hydrochloric acid solution to become yellow, add sodium hydroxide for blue-ray red.
Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
Fading | Stain | Fading | Stain | Fading | Stain | |||
ISO | 6-7 | 4 | 4 | 4-5 |
CHROMOTROPE 2B Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from CHROMOTROPE 2B manufacturers
- Product
- CHROMOTROPE 2B 548-80-1
- Price
- US $1.00/KG
- Min. Order
- 1KG
- Purity
- 98%
- Supply Ability
- 1kg,5kg,100kg
- Release date
- 2019-07-10