FOR INDUSTRIAL AND LABORATORY RESEARCH USE ONLY. NOT FOR DIRECT HUMAN CONSUMPTION, THERAPEUTIC OR HOUSEHOLD USE.
For industrial manufacturing and laboratory research purposes only.
Product Specifications
| Parameter |
Value |
| Product Name |
Oxalic Acid Dihydrate |
| CAS Number |
144-62-7 |
| Other Name |
Ethanedioic Acid |
| Purity |
99.60% |
| Grade Standard |
Industrial Grade |
| Appearance |
White Powder |
| Carboxyl No. |
Dicarboxylic Acid |
| Alkyl No. |
Saturated Acid |
| Molecular Weight |
90.03 |
| Density |
1.772 G/Cm³ |
| Melting Point |
101-102ºC |
| Boiling Point |
365.10 ºC |
| Flash Point |
188.79 ºC |
| Acidity |
Medium Strong Acid |
| Solubility |
Soluble in Water, Ethanol, Insoluble in Benzene |
| Source |
Hydrolysis |
| Application |
Leather / Reducing Agent/Mining/ Cleaning Stones |
| Un No. |
3261 |
| HS Code |
29171110 |
| Certificate |
ISO9001, SGS, COA, MSDS, etc |
| Transport Package |
25kg Bag |
| Port of Loading |
Qingdao, Tianjin, Shanghai |
| Origin |
China; Shandong |
| Production Capacity |
6000 Tons/Month |
Overcoming Purity Challenges in Leather Dyeing with Oxalic Acid Dihydrate CAS 144-62-7
In leather dyeing processes, inconsistent oxalic acid purity often leads to uneven color absorption and batch-to-batch quality variations. Our 10+ years serving leather manufacturers across 50+ countries have shown that even 0.5% purity fluctuations can cause significant rework costs and production delays.
Stable Supply of High-Purity Oxalic Acid Dihydrate for Industrial Processes
Our Oxalic Acid Dihydrate 99.8% CAS 144-62-7 addresses these challenges with consistent industrial-grade quality. Backed by a monthly production capacity of 6000 tons and ISO9001 certification, we ensure uninterrupted supply to support your manufacturing schedules, whether for leather dyeing, stone cleaning, or mining applications.
Key Industrial Applications
This dicarboxylic acid serves as a critical reducing agent in leather dyeing, facilitating uniform color fixation and enhancing dye penetration. Its chelating properties also make it effective for stone cleaning and mineral processing, where precise chemical reactivity is essential for optimal results.
The Impact of Critical Specifications on Performance
The 99.6% minimum purity of our Oxalic Acid Dihydrate minimizes impurities that could interfere with dyeing reactions, ensuring consistent color outcomes. Its defined melting point (101-102ºC) guarantees reliable thermal stability during industrial processes, while solubility characteristics (soluble in water, ethanol) enable easy formulation into aqueous dye baths. The medium strong acidity profile provides controlled pH adjustment without causing excessive material degradation.
Benefits of Reliable Oxalic Acid Sourcing
Using our industrial grade oxalic acid reduces production risks associated with low-quality alternatives, such as equipment corrosion from excess impurities or failed quality inspections due to inconsistent specifications. Each batch comes with SGS-certified documentation, ensuring compliance with international trade standards and reducing customs clearance delays.
Our Quality Assurance Commitment
We implement multi-stage quality control, including HPLC analysis for purity verification and moisture content testing to ensure product stability. Every shipment includes a detailed Certificate of Analysis (COA) with batch-specific test results, and MSDS documentation for safe handling. Our 6000 tons/month production capacity ensures we can meet both regular orders and unexpected demand spikes without compromising quality.
Certificate of Analysis & Documentation
Each delivery includes a batch-specific COA with full test results, including purity, moisture, and heavy metal content. MSDS documents are provided in compliance with global safety standards, and additional technical documentation can be requested for specific regulatory requirements.
Storage & Handling
- Store in a cool, dry, well-ventilated area, sealed and away from direct sunlight.
- Keep away from incompatible materials, food and feed sources.
- Handle with appropriate personal protective equipment (gloves, goggles, lab coat).
- Follow good industrial hygiene practices. Avoid inhalation and skin contact.
- Refer to MSDS for detailed storage and safety instructions.
Streamlined Order Process for Industrial Buyers
Initiate your order by submitting an inquiry with your required quantity and delivery terms (FOB/CIF available). We provide samples for qualification testing, followed by a formal quotation and contract. Production is scheduled upon confirmation, with full documentation package included upon shipment.
Frequently Asked Questions
Q: What is the shelf life of Oxalic Acid Dihydrate?
A: When stored properly in sealed containers under recommended conditions, the product maintains stability for 24 months from the manufacturing date.
Q: Can this product be used for food or pharmaceutical applications?
A: No, this is industrial grade material intended solely for industrial manufacturing and laboratory research use, not for direct human consumption or medical applications.
Q: What documentation is provided with each shipment?
A: Each shipment includes a Certificate of Analysis (COA), Material Safety Data Sheet (MSDS), commercial invoice, packing list, and bill of lading.
Q: Is custom packaging available?
A: Standard packaging is 25kg bags, but custom packaging options may be available for large-volume orders. Please specify requirements in your inquiry.
Q: How is product purity verified?
A: Purity is verified through HPLC analysis, with results documented in the batch-specific COA. Additional testing methods can be arranged upon request.
Usage Notice: Supplied exclusively for industrial manufacturing and laboratory research purposes. The buyer is fully responsible for complying with all local laws, regulations and safety requirements for its use.
