CasNo. 135-53-5,CAS 135-53-5,( 135-53-5) Suppliers

1 Kilogram	Negotiable

Min.Order :1 Kilogram
Purity: 99%
Payment Terms : T/T,Other

Keywords

2-Naphthalenesulfonic acid, 6,7-dihydroxy-, monosodium salt DS Acid Monosodium Salt Monosodium 6,7-Dihydroxynaphthalene-2-sulfonate

Quick Details

Appearance:solid; White to Light yellow to Light orange powder to
Application:Used as dye intermediate and coupling agent for diazo photosensitive paper
PackAge:Aluminum packages, carton box, wooden box, customized packaging
ProductionCapacity:10|Kilogram|Week
Storage:Sealed in a dry place away from light.
Transportation:air freight, ship freight

Superiority:

Company Information

Our Factory

Yiwu Demei Electronic Commerce Firm is a modern high-tech chemical enterprise engaged in the research, development, production and sales of pharmaceutical raw materials and organic intermediates. Provide product and service portfolios on a global scale,located in Hebei Province, We have a professional and well-equipped high-quality R&D team Having years of research and development experience.Our products are widely exported to the UK, Germany, Australia, the Netherlands, Poland, Russia, Kazakhstan, the Philippines, Malaysia, Singapore and many other countries with efficient transportation services.we do business with customers based on the principle of honesty and trustworthiness.

Yiwu Demei Electronic Commerce Firm hope to establish long-term cooperative relationships with more friends in the future and provide you with the highest quality products and services.

Laboratory

Packing&Delivery

Powder: double-layer aluminum foil bag for 1kg sample, and 25kgs per drum for bulk

Liquid: sealed bottle for 1L sample, and 25kgs per drum for bulk

Packaging Details	Aluminum packages, carton box, wooden box, customized packaging
Warehouse	China
Delivery Detail	1. Delivery time: Within 3-15 days after the contract takes effect 2. Delivery location: Address of the consignee(should be the contracting unit) 3. Delivery method: We are responsible for the transportation of the goods, FOB price 4. Freight method: air freight, ship freight
Payment Terms	, Money Gram, Bitcoin, T/T, Alibaba, Alipay etc.

MATERIALS & TRANSPORTATION
Materials and transportation include: sea transportation, air transportation, railway transportation, truck transportation, large truck transportation, etc. The weight ranges from grams to tons, which can meet almost all the inner needs of customers. In terms of product quality and product price, we have also made statistics on the current Chinese market. We strive to provide customers with the most advantageous price under the premise of the same quality.

Details:

Product information

CAS Number	135-53-5
Common Name	Sodium 6,7-dihydroxy-2-naphthalenesulfonate
Molecular Formula	C10H7NaO5S
Molecular Weight	262.211
Density	1.677g/cm3
Exact mass	261.991180
PSA	106.04000
LogP	2.23590
Appearance	solid; White to light yellow to light orange powder to crystal
Storage conditions	Sealed in a dry place away from light. Packed in iron drum lined with plastic bag. 50kg per barrel. Store in a cool, dry and ventilated place. Heat, moisture, fire and sun protection. Storage and transportation according to general chemical regulations.
Stability	White crystals. Melting point greater than 300℃. Slightly soluble in water and acid, easily soluble in alkali. Non-toxic.
Water solubility	Water solubility: Soluble

Product use

Sodium 2,3-dihydroxynaphthalene-6-sulfonate (CAS 135-53-5) is a chemical compound that is commonly used in various applications. It appears as a white to off-white powder. The basic structure of this compound consists of a naphthalene ring with hydroxyl and sulfonate groups attached at specific positions. It is highly soluble in water, which allows for easy incorporation into aqueous solutions. The physical properties of this compound include a melting point of approximately 300°C and a boiling point of around 500°C. It is important to note that this compound may decompose at high temperatures.

Applicable Fields
One of the main applications of Sodium 2,3-dihydroxynaphthalene-6-sulfonate is in the field of analytical chemistry. It is commonly used as a reagent for the determination of certain metals, such as iron and copper, in various samples. The mechanism of action involves the formation of colored complexes with these metals, which can be quantitatively measured. This compound is also utilized in the field of dyeing and printing, where it acts as a dyeing assistant and helps to improve the color fastness of dyed fabrics. The mechanism of action in this context is related to the complexation of the compound with metal ions present in the dye bath, which enhances the dye uptake and fixation onto the fabric.

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FAQ

Q1: Are you a manufacturer?

A: Yes! We are a factory with our own production line.

Q2:What is the way you ship?

A:Express: FedEx, UPS, EMS, DHL, USPS, TNT, DPD, Aramex etc

Our way of shipping the products is universal and secure.

The company name and other contents related to pharmacy are not written on the package slips.

The way of packing is regularly changed for a secure delivery.

Q3:Can the packages be trackable?

A:YES, we provide tracking number and you can track on internet.

Q4:Where do you ship to?

A:Worldwide.

Q5:Do you offer domestic shipping/remail shipping?

A:Yes we can ship to USA/UK/Canada/Australia/Germany etc warehouse first then to you.

Q6:Do you ensure your packing , what about customs, what happens if the package is retained?

A:We concern a lot about our safety system, we pack the orders as secure as possible. If a package is seized at customs, reships of seized orders will be done provided you have a copy of the letter to show us. If you receive a seizure letter, please contact us immediately with a scanned copy of the seizure letter, and also a new address to have your order reshipped to.