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Ahmed KhanI'm a trader from Pakistan. I have bought sodium hempetaphosphate with Manager Hu and worked with him for 3 times. THKs Hu, now I have become a local agent. Riel Chemical is indeed a trusted partner. Highly recommended for friends who need high quality chemical products. -
Maria J GarciaOverall, I was impressed. Whether it is product details or service response speed, it is done very well, and customers are satisfied. Warmly tips: Could you guys add more payment methods？that would be great. -
LabrekeoLa vitesse de livraison est très satisfaisante et presque aucune inquiétude. Chaque fois que la coopération fonctionne sans à-coup. Recommandez sincèrement à d’autres acheteurs! -
محمد لاگولدشریک خوب، پیدا کردن چنین تامین کننده ای عالی است، برای شما آرزوی موفقیت دارم -
JackThe cooperation with Riel Chemical Co., Ltd. is our most sensible choice. Your team's efficiency, professionalism and innovative spirit are impressive, and we are looking forward to further cooperation in the future! -- Jack Sales manager -
ອາ ລິ ສໄປ ຈົນ ສຸດ ຂີດ, ຂອບ ໃຈ ຫລາຍໆ ທີ່ ມີ ທ່ານ! ບໍ່ ວ່າ ຈະ ເປັນ ການ ສະຫນັບສະຫນູນ ຢ່າງ ເຕັມທີ່ ໃນ ເວລາ ທີ່ ສໍາຄັນ ຫລື ການ ເອົາ ໃຈ ໃສ່ ຢ່າງ ລະມັດລະວັງ ຕໍ່ ລາຍ ລະອຽດ ຂອງ ການ ຮັບ ໃຊ້ ປະຈໍາ ວັນ, ເຮົາ ຮູ້ສຶກ ວ່າ ໄດ້ ຮັບ ຄວາມ ໄວ້ ວາງ ໃຈ. ຂໍ ໃຫ້ ມິດຕະພາບ ຍືນ ຍົງ ຕະຫລອດ ໄປ ແລະ ການ ຮ່ວມ ໄມ້ ຮ່ວມ ມື ຈະ ຍືນ ຍົງ ຕະຫລອດ ໄປ ——[ທີມການຄ້າເຄມີຂອງລາວ] -
Mr. ZhaoWe have been cooperating with Riel Chemical for five years. The product quality has always been perfect and the usage effect is good. Your company's sales manager is also particularly polite
Five star 99.6% Oxalic Acid White Crystal Particle For Clean Metal
| Place of Origin | Weifang |
|---|---|
| Brand Name | Riel Chemical |
| Certification | SGS, ISO9001, CE |
| Model Number | 99.6% |
| Minimum Order Quantity | 1 ton |
| Price | USD 300~400 FOB |
| Packaging Details | 25 kg polyethylene woven bag, moisture-proof, easy to transport |
| Delivery Time | 3～5 work day |
| Payment Terms | T/T , L/C |
| Supply Ability | 50 tons per day |
Contact me for free samples and coupons.
WhatsApp:0086 18588475571
Wechat: 0086 18588475571
Skype: sales10@aixton.com
If you have any concern, we provide 24-hour online help.
xProduct Details
| CAS | 6153-56-6 | EINECS | 205-634-3 |
|---|---|---|---|
| Crystalline Hydrate | Oxalic Acid Dihydrate | Appearance | White Power |
| Acidity | Medium Acid | Solubility | Water |
| Highlight | clean metal h2c2o4 2h2o,clean metal oxalic acid,6153-56-6 h2c2o4 2h2o |
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| Mode of loading | Maximum load | |
|---|---|---|
| 20 GP no pallet | 25 tons | |
| 20 GP with pallet | 22 tons |
Product Description
Five star 99.6% Oxalic Acid White Crystal Particle For Clean Metal
Product Specifications
| Attribute | Value |
|---|---|
| CAS | 6153-56-6 |
| EINECS | 205-634-3 |
| Crystalline hydrate | Oxalic acid dihydrate |
| Appearance | White Powder |
| Acidity | Medium acid |
| Solubility | Water |
Key Attributes
Chemical formula: C2H2O4*2H2O
CAS: 6153-56-6
Purity: 99.6%
Production Standard (GB/T1626-2008)
| No. | Items for detecting and analyzing | Standard value |
|---|---|---|
| 1 | Oxalic acid content (C2H2O4) ％≥ | 99.6 |
| 2 | Sulfide (as SO4) ％≤ | 0.07 |
| 3 | Combustion residue ％≤ | 0.01 |
| 4 | Heavy metal (as Pb) ％≤ | 0.0005 |
| 5 | Fluoride (as Fe) ％≤ | 0.0005 |
| 6 | Chlorine (as Cl) ％≤ | 0.0005 |
| 7 | Calcium (as Ca) ％≤ | 0.0005 |
| 8 | Water insoluble content ％≤ | 0.02 |
References: Riel Chemical Lab1&2, National public service platform for standards information.
Introduction to Oxalic Acid
Oxalic acid is a colorless, crystalline organic compound with the chemical formula C₂H₂O₄. It is a naturally occurring substance found in many plants, such as spinach and rhubarb, and is also produced industrially for various applications.
Key Properties:
- Appearance: White crystalline solid
- Solubility: Highly soluble in water and alcohol
- Acidity: A strong organic acid, capable of forming salts known as oxalates
Industrial Production Methods:
- Oxidation of Carbohydrates: Using nitric acid as an oxidizer
- Sodium Formate Method: A widely used industrial process involving carbon monoxide and sodium hydroxide
- Ethylene Glycol Oxidation: Catalyzed by nitric acid or air
- Biological Fermentation: Utilizing microorganisms like Aspergillus niger
Applications:
- Cleaning Agent: Effective in removing rust and stains from metals
- Bleaching Agent: Used in textiles and wood industries
- Chemical Synthesis: A key raw material for dyes, pharmaceuticals, and other chemicals
- Rare Earth Extraction: Essential in separating and purifying rare earth elements
- Electroplating: Stabilizes metal ions in plating solutions
- Polishing Agent: Restores shine to marble and stone surfaces
Safety Considerations:
Oxalic acid is toxic if ingested and can cause irritation to the skin and eyes. Proper handling and protective equipment are essential when working with this chemical.
Environmental Impact:
While widely used, oxalic acid is biodegradable and considered environmentally friendly when managed responsibly. Oxalic acid's versatility and effectiveness make it a vital component in numerous industrial and commercial processes.
The Role of Oxalic Acid in Cleaning
- Remove rust: Reacts with metal oxides to produce soluble compounds, effectively removing rust from iron and steel surfaces. Used for cleaning metal tools, pipes, and machinery.
- Remove scale: Reacts with calcium and magnesium ions to form soluble salts, removing scale from ceramics, tiles, and glass. Ideal for bathroom and kitchen surfaces.
- Bleach: Reduces pigment molecules to bleach natural materials like textiles and wood.
- Decontamination: Decomposes organic stains such as ink, tea, and coffee stains on various hard surfaces.
- Restore shine: Removes surface oxidation and dirt to restore material luster, particularly effective on stone and metal surfaces.
- Disinfect: Provides antibacterial properties for cleaning and disinfecting sanitary facilities.
Frequently Asked Questions
What is your payment term?
We accept T/T and L/C at sight as payment terms.
Are you able to deliver on time?
Yes, we specialize in this product line and maintain strict quality control to ensure timely delivery of top-quality goods.
Do you provide free samples?
Yes, we provide free samples with the customer responsible for express shipping fees.
How about the price? Can you make it cheaper?
We prioritize customer benefits and offer competitive, negotiable pricing based on order conditions.
Can I visit your company and factory in China?
Yes, we welcome visits to our facility in Weifang, China, with airport pickup and drop-off services provided.
What if there is a quality problem?
Our professional after-sales team promptly addresses all quality concerns to ensure complete customer satisfaction.
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