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Postion:Product Catalog >Organic Chemistry>Carboxylic acids and derivatives>Carboxylic acid derivatives>1-Naphthol-4-sulfonic acid
1-Naphthol-4-sulfonic acid
  • 1-Naphthol-4-sulfonic acid
  • 1-Naphthol-4-sulfonic acid
  • 1-Naphthol-4-sulfonic acid
  • 1-Naphthol-4-sulfonic acid

1-Naphthol-4-sulfonic acid NEW

Price $45
Package ≥1kg
Min. Order: 1kg
Supply Ability: 5000kg/week
Update Time: 2024-11-07

Product Details

Product Name: 1-Naphthol-4-sulfonic acid CAS No.: 84-87-7
EC-No.: 201-568-4 Min. Order: 1kg
Purity: 99% Supply Ability: 5000kg/week
Release date: 2024/11/07
Form: white to yellow powder

Product Description                                                       

Chemical Name:Naphthol-4-sulfonic acid (Winther's acid)

CAS No.: 84-87-7

Molecular Formula: C10H8O4S

Molecular Weight:224.23

Appearance: Grayish-white powder


Naphthol-4-sulfonic acid Typical Properties

ItemStandard
AppearanceGrayish-white powder
Assay%70%min.
Sodium Naphthionate %1.2%max
SO2 (%)0.30%max
Melting point170oC
Density1.4643 (rough estimate)

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Application                                                                      

1. Used as an intermediate of azo dyes

2. Used to prepare direct copper blue BR and 2R, direct purple RB, acid red B, and acid medium Bordeaux B dyes.

Company Profile                                                             

Hebei Zhuanglai Chemical Trading Co.,Ltd. is a foreign trading company, specializing in developing and producing Chemical raw materials, pharmaceutical intermediates.It has its own factory, which procures itself a competitive edge in market.

For many years, our company has won many clients' support and trust because it always strives to make high-quality merchandise with favorable price. It commits itself to satisfy every clients, in return, our customer show great confidence and respect for our company. In spite of so many loyal customers won these years, Hegui keeps modest all the time and strives to better itself from every aspect.

We are looking forward to cooperating with you and having a win-win relationship with you. Please rest assured that we will satisfy you. Just feel free to contact me.

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Packing & Shipping                                                        

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FAQ                                                                                  

Q1. What is your delivery term and delivery period?

We accept FOB, CIF, etc. You can choose the one which is the most convenient or cost effective for you. Competitive price with ready stocks; by Air within 7days, by sea within 14 days shipping after .


Q2. What's your main markets?

South&North America, Europe, Asia, Africa etc. Top customers among more than 80 countries; 30 years history; One-stop supplier.


Q3. What is the payment term? 

Normally we advise customers use Trade Assurance(is a free payment protection service for buyers is offered by Alibaba group), and we also receive T/T, Western Union or L/C.


Q4. Will you supply samples for test the quality?

We'd like to offer our customers samples for the quality evaluation for most products to develop business.



Company Profile Introduction

Hebei Zhuanglai Chemical Trading Co.,Ltd. is a foreign trading company, specializing in developing and producing Chemical raw materials, pharmaceutical intermediates.It has its own factory, which procures itself a competitive edge in market. For many years, our company has won many clients' support and trust because it always strives to make high-quality merchandise with favorable price. It commits itself to satisfy every clients, in return, our customer show great confidence and respect for our company. In spite of so many loyal customers won these years, Hegui keeps modest all the time and strives to better itself from every aspect. We are looking forward to cooperating with you and having a win-win relationship with you. Please rest assured that we will satisfy you. Just feel free to contact me.

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