Cas 6153-56-6 ≥ 99.6% Oxalic Acid Dihydrate for Auxiliaries For Dye Industry

Key attributes
Chemical formula: C₂H₂O₄·2H₂O
CAS: 6153-56-6
Purity: 99.6%
Production standard
COA need meets GB/T1626-2008:

References: Riel Chemical Lab1&2, National public service platform for standards information.

Physicochemical property

Main uses of oxalic acid

1. Industrial cleaning
Usage: oxalic acid can effectively remove oxides, rust and scale on metal surfaces.
Applications:
Metal cleaning: Used to clean steel, copper, aluminum and other metal materials.
Equipment maintenance: Used to clean boilers, heat exchangers
and pipes to prevent scaling and corrosion.
Stone cleaning: used to remove stains and rust spots on marble,
granite and other stone surfaces.

2. Bleach
Usage: Oxalic acid has a bleaching effect, which can remove stains
and discoloration on textiles and wood.
Applications:
Textile industry: Used for bleaching natural fibers such as cotton.
Wood industry: Used for bleaching wood, removing surface stains and discoloration.
Paper industry: As a bleach, improve the whiteness of paper.

3. Chemical reagents
Uses: Oxalic acid is used as reducing agent and complexing agent in laboratory.
Applications:
Chemical analysis: For the detection and analysis of metal ions.
Organic synthesis: Participates in a variety of chemical reactions as an intermediate.

4. Rust remover
Usage: oxalic acid can dissolve rust and oxide on metal surface.
Applications:
Metal processing: Used for rust removal and maintenance of metal products.
Equipment maintenance: Used to clean and maintain industrial equipment.

5. Pharmaceutical industry
Uses: Oxalic acid is used in the synthesis of certain drugs and chemicals.
Applications:
Drug synthesis: As an intermediate to participate in the manufacture of antibiotics,
vitamins and other drugs.
Laboratory reagents: used in pharmaceutical research and analysis.

6. Food industry
Uses: Oxalic acid is used as an additive in some food processing.
Applications:
Bleaching and preservation: Used for bleaching sugar and food preservation,
but the amount needs to be strictly controlled.

7. Wood treatment
Use: oxalic acid can remove stains and discoloration on the surface of wood and restore its natural color.
Applications:
Furniture manufacturing: Used for bleaching and cleaning wood.
Woodwork maintenance: Used to repair and maintain woodwork.

FAQ


1.What is your payment term?
We can accept T/T and L/C at sight as payment term.

2.Are you able to deliver on time?
Of course! we specialised in this line for many years,
many customer make a deal with me because we can deliver the goods on time and keep the goods top quality!

3.Do you provide free sample?
Yes, we can provide free sample . You only need to take the express fee.

4.How about the price?Can you make it cheaper?
We always take the customer’s benefit as the top priority.
Price is negotiable under different conditions, we are assuring you to get the most competitive price.

5.Can I visit your company and factory in China?
Sure. You are very welcomed to visit our company in Weifang, China.
(We will have someone responsible for picking up and dropping off at Weifang Airport)

6.What if there is a quality problem?
We have a professional and perfect after-sales service team, timely for you to deal with all problems.

Riel Chemicals – Leading Enterprise in Basic Chemical Manufacturing

Who we are ?

Established in 2005 and headquartered in Weifang City, Shandong Province—a hub of China’s chemical industry—Riel Chemicals is a national high-tech enterprise specializing in the R&D, production, and sales of specialty chemicals. As a modern chemical manufacturer with independent import-export rights, the company has established a dual-core industrial layout: the main plant in Qingzhou Development Zone (21,000 sqm) and the new production base in Gaoliu Town (12,000 sqm). With a professional team of over 120 employees, the company has achieved an annual output value exceeding $40 million (2023).

Product Portfolio

The company implements a full-industry-chain strategy:

Main Plant (Phosphate Chemistry Focus):

• Basic Chemicals: Trisodium phosphate (annual capacity: 100,000 tons)

• Derivative Products: Sodium tripolyphosphate (150,000 tons), sodium hexametaphosphate (200,000 tons), and related series.

New Production Base (Fine Chemicals Focus):

• Thiourea Series: Industrial/electronic-grade specialty products

• Inorganic Salts: Barium chloride, sodium acetate, and other competitive products

• Organic Acids: Oxalic acid and derivatives

Innovative Applications

Through continuous technological innovation (strategic product line expansion in 2010), Riel Chemicals’ solutions are widely applied in advanced fields:

 √  Industrial water treatment solutions

 √  Electronic chemical preparation

 √  Pharmaceutical manufacturing

 √  Specialty material synthesis

 √  High-end food additive production

Where are we ?

Riel Chemical is headquartered in Weifang China, a city with beautiful scenery and a long history. The company is located in the heart of China's coastal area, with transportation links in all directions, close to the international ports of Qingdao, Shanghai and Tianjin, which makes it more convenient for domestic and foreign customers to visit and cooperate.

What do we have ?

Covering an area of more than 30,000 square meters and with an annual output value of $40 million (2023),

the plant is located in the Economic Development Zone of Shandong Province and focuses on the research and development, production and sales of phosphate and food grade, industrial grade and agricultural grade phosphate products. There are oxalic acid, sodium acetate,

barium chloride, thiourea and other derivative products. A series of phosphate products with an annual output of 100,000 tons of phosphate, 150,000 tons of sodium tripolyphosphate and 200,000 tons of sodium hmetaphosphate are widely used in chemical, food additives,

water treatment, agriculture and other industries to meet the diversified needs of the global market.

We adhere to strict quality standards to ensure that each batch of products meets the high standards of the international market.

Why choose us?

We have advanced technical equipment, strong technical force and perfect testing facilities, committed to providing high quality products and services. The company has established close cooperative relations with authoritative chemical product testing institutions, import and export commodity inspection units and logistics and transportation companies, providing customers with one-stop services from quality inspection, commodity inspection to consignment, to ensure that products are delivered to customers safely and on time.

The company always adheres to the business philosophy of "quality first, small profit and quick sales", and wins the trust of customers in the market with high-quality products and competitive prices.

All our employees are committed to innovation and service improvement, forging ahead to achieve the best interests of our customers. As a trusted phosphate manufacturer, Riel Chemical sincerely welcomes customers from all over the world to visit our factory and join hands to create a mutually beneficial future.

“Long time no see”

You may not be familiar with us, but you have definitely "seen us". Because we have been deeply engaged in domestic produce and trade for 20 years, but we set up a factory directly under foreign trade in 2024, with a team of 12 employees. Why have we met? We supply raw materials to many trading partners and are a trusted foundry. So you've definitely seen our products and "seen us."