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4-Bromo-1,8-naphthalic anhydride cas:81-86-7;21563-29-1
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4-Bromo-1,8-naphthalic anhydride cas:81-86-7;21563-29-1

1 ~ 300 USD / Gram ( Negotiable )

|

1 Gram Minimum Order

País:

China

N º de Modelo:

81-86-7;21563-29-1

Precio FOB:

1 ~ 300 USD / Gram ( Negotiable ) Obtener el precio más reciente

Lugar de origen:

China

Precio de pedido mínimo:

1 per Gram

Cantidad de pedido mínimo:

1 Gram

Detalle de embalaje:

25kg Cardboard barrel or customize

El tiempo de entrega:

7 working days

Capacidad de suministro:

80 Kilogram per Day

Tipo de pago:

T/T

Grupo de productos :

Contactar ahora
Miembro Básico

Persona de contacto Ms. Morgana

Fengcheng Industrial Park, Jinan, Shandong

Contactar ahora

Especificaciones del producto

  • Other Names: Benzothioxanthene dicarboxylic anhydride
  • MF: C12H5BrO3
  • Type: other
  • Usage: Food Dyestuffs
  • Brand Name: Aosen
  • Appearance:Orange powder
  • melting point:217-219
  • Density:1.81
  • Boiling point:467.2-497
  • Storage condition:Inert atmosphere,2-8
  • Assay:98%min
  • Heavy metal content:Controlled at the approved value

Descripción del producto

4-Bromo-1,8-naphthalic anhydride cas:81-86-7;21563-29-1

4-bromo 1, 8, naphthalene anhydride is a new type of intermediate. In the dye industry, high-quality raw materials play an important role in the entire production process. As a raw material, 8-naphthalene anhydride is a good intermediate for solvent dyes. Mainly used to prepare fluorescent yellow, fluorescent orange and other dyes.
In addition, 4-bromo1 and 8-naphthalene anhydride are also used as important intermediates of fluorescent brighteners, especially for fluorescent polymers. Fine chemical intermediates and dye intermediates are its main application areas.

 

Test item specification
Appearance yellow-green powder
Assay ≥98%
Ash ≤0.5%
Fineness (residual value through 60 mesh sieve) ≤5%
moisture ≤1%

image

Aosen New Material Technology Co.,Limited Established in 2008, a leading raw material manufacturer in China. Supply high quality all kinds of materials which cover from Flavors & fragrances;biochemical and daily chemicals and other fine chemicals. Besides, customize service is also accredited by many clients.

País: China
N º de Modelo: 81-86-7;21563-29-1
Precio FOB: 1 ~ 300 / Gram ( Negotiable ) Obtener el precio más reciente
Lugar de origen: China
Precio de pedido mínimo: 1 per Gram
Cantidad de pedido mínimo: 1 Gram
Detalle de embalaje: 25kg Cardboard barrel or customize
El tiempo de entrega: 7 working days
Capacidad de suministro: 80 Kilogram per Day
Tipo de pago: T/T
Grupo de productos : Daily Chemicals

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