Ranbar Fluorescent Red 4B fluorescent dye red powder solvent Red 149 for plastic

• Customization: Available
• CAS No.: 21295-57-8
• Formula: C23H22N2O2
• Model NO.: Ranbar Fluorescent Red 4B
• EINECS: 244-320-0
• Use: Plastics, Paper, Ink
• Colour: Red
• Appearance: Powder
• Type: Solvent Dye
• Other Names: Ranbar Fluorescent Red 4B
• Color index: Solvent Red 149
• Molecular weight: 358.43
• Hue/Color light: Bright blue, fluorescent red (rose red)
• Appearance and properties: Red powder
• The coloring strength: 100±1%
• Melting point: 267°C
• Thermal decomposition: > 300ºC
• Density: 1.35g/cm³
• Bulk density: 0.50g/cm³
• PH value: 7.0-8.0
• Moisture content: ≤0.5%
• Lightfastness: grade 7-8
• Heat resistance: 280-300ºC
• Transport Package: bag/pallet
• Specification: 20kg/bag
• Trademark: Ranbar
• Origin: Original
• Production Capacity: 5000000
• Package Size: 60.00cm * 40.00cm * 20.00cm
• Package Gross Weight: 20.000kg

Product Description

Ranbar Fluorescent Red 4B is a highly transparent rose red  fluorescent dye powder, solvent red 149, with a bright blue-red hue, high transparency and strong coloring power, it has good light resistance, migration resistance, solvent resistance and excellent heat stability. Ruba fluorescent red 4B has a gorgeous fluorescent effect in the sun, mainly used in a variety of hard plastic and thermoplastic resin coloring, it can meet the needs of engineering plastic synthetic fiber coloring, recommended for nylon PA, PS, SAN, hard PVC, ABS, AS,  PC, PET, PBT, PA6 and PA66, polyester fiber.
 

 

• Name: Fluorescent Red Dye
• Color index: Solvent Red 149
• Model: Fluorescent Red 4B
• CAS No.: 21295-57-8/71902-18-6
• EINECS No.: 244-320-0
• Molecular formula: C23H22N2O2
• Molecular weight: 358.43
• Chemical structure: Anthrone
• Hue: brilliant blue red (rose red)
• Appearance and properties: red powder

Coloring intensity	100±1%
Melting point	267°C
Thermal decomposition	>300°C
Density	1.35g/cm³
Bulk density	0.50g/cm³
PH value	7.0-8.0
Water content	≤0.5%
Lightfastness	7-8 grade
Temperature resistance	280-300ºC

FAQ

1. who are we?
We are based in Shanghai, China, start from 2011,sell to Eastern Europe(20.00%),Domestic Market(20.00%),Southeast Asia(20.00%),South Asia(10.00%),North America(10.00%),Eastern Asia(10.00%),Mid East(10.00%).

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Organic pigment, Inorganic pigment, Metal complexing dyes, Solvent dye, Fluorescent pigment

4. why should you buy from us not from other suppliers?
Our company was founded in 2011, has 14 years of industry talent; We have 1600+ product models, 3000 square meters of storage area, 30+ cooperative brands; We can provide customers with color detection, color matching andcolor customization services;

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,Express Delivery,DAF,DES
Accepted Payment Currency:USD,CAD,CNY;
Accepted Payment Type: T/T,L/C,MoneyGram,Credit Card,Western Union,Cash;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian