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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
Recommended H2C2O4·2H20 Oxalic Acid 99.6% White Crystal Particle
| Place of Origin | Weifang |
|---|---|
| Brand Name | Riel Chemical |
| Certification | SGS, ISO9001, CE |
| Model Number | 99.6% |
| Minimum Order Quantity | 1 ton |
| Price | USD 410～450 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 | Recommended H2C2O4·2H20,White Crystal h2c2o4 * 2h2o,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
Recommended H2C2O4·2H20 Oxalic Acid 99.6% White Crystal Particle
Product Specifications
| 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: 144-62-7
- 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 |
Basic Information
- Chemical name: Oxalic acid (oxalic acid)
- Chemical form: C₂H₂O₄
- Molecular weight: 90.03 g/mol
- Appearance: Colorless transparent crystal or white powder
- Smell: Unscented
- Density: 1.90g/cm³ (anhydrous)
- Melting point: 189.5°C (decomposition)
Chemical Properties
- Acid: Strong organic acid with two ionizable hydrogen ions (pKa₁=1.25, pKa₂=4.14)
- Reducibility: Strong reducibility, can be oxidized to carbon dioxide and water
- Chelation: Can form stable chelates with metal ions
- Thermal stability: Decomposes when heated above 150°C
Application Fields
- Industrial: Metal cleaning, textile dyeing, chemical synthesis, rare earth extraction
- Daily life: Cleaning agent, wood bleaching
- Medical: Disinfectant, drug synthesis
- Laboratory: Analytical reagent, buffer solution
Safety Information
- Toxicity: Can cause kidney stones and digestive tract damage
- Corrosive: Strongly irritating to skin and mucous membrane
- Protective measures: Wear gloves, goggles, and mask
- Storage: Keep sealed, away from alkalis and oxidants
Packaging & Transportation
- Packaging: 25kg/bag or 50kg/barrel, customizable
- Transport: Avoid high temperature and humidity
Frequently Asked Questions
What is your payment term?
We accept T/T and L/C at sight as payment term.
Are you able to deliver on time?
Yes, we specialize in this product line and guarantee timely delivery with top quality.
Do you provide free sample?
Yes, we provide free samples with the customer covering express fees.
How about the price? Can you make it cheaper?
We offer competitive prices that are negotiable based on order quantity and conditions.
Can I visit your company and factory in China?
Yes, you're welcome to visit our facility in Weifang, China (airport pickup available).
What if there is a quality problem?
We have a professional after-sales team to promptly address any quality issues.
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