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Qingzhou Zhongyuan Chemical Industry Co., Ltd.
Qingzhou Zhongyuan Chemical Industry Co., Ltd.
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86-18363985823

Oxalic Acid, Used in Dyeing and Printing Industry, Ethanedioic Acid
Oxalic Acid, Used in Dyeing and Printing Industry, Ethanedioic Acid
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Place of Origin:
China
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Model Number:
Packaging & Delivery
Product Description

Basic Info

Model NO.: 99% min

Packaging: Paper Bag

Element: Monobasic Acid

Oxidation: Non Oxidizing Acid

Volatility: Steady Acid

Stability: Stabilized Acid

Molecular Form: (Cooh)2.2H2O

CAS No.: 6153-56-6

Einecs No.: 205-634-3

Trademark: LY

Specification: SGS ISO

Origin: Shandong

HS Code: 29171110

Product Description

Our advantage:

1. Factory price,
2. Good Quality,
3. Free sample,
4. ISO Cerficate,
5. A long stable supplier,
6. Good support to you

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Specifications

1. Properties
Oxalic Acid, or dicarboxylic acid is a chemical compound of Hydrogen, Carbon and Oxygen.
Oxalic acid and oxalates are present in many plants, including black tea, and occur naturally in animals. Calcium oxalate is the most common component of kidney stones.


2. Storage
Oxalic acid should be stored in a cool, dry, well-ventilated area in tightly sealed containers.


3. Function and use
Perhaps its best known use is that as a wood bleaching agent. And a few other uses for oxalic acid as below:

1)Precipitating agent in Rare-earth mineral processing;

2)Bleaching agent in the textile activities, wood pulp bleaching;

3)Rust remover for Metal treatment;

4)Used in commercial rust removers to remove rust stains from tubs and sinks.

5)Grinding agent, such as marble polishing

6)Waste water tratment, removing calcium in water.

7)Use in cleaning and sterilizing homebrewing equipment.

8)Useful as a reducing agent for photography and ink removal

9)Used as purifying agent in pharmaceutical industry

10)Rock collectors, clean mineral specimens

11)Remove food and rust stains from kitchen countertops, plumbing fixtures and fabric

12)As a mordant in dyeing processes.


4. Brief production process
Oxalic acid is mainly manufactured by the oxidation of carbohydrates or glucose using nitric acid or air in the presence of vanadium pentoxide.


5. ROH + 4 CO + O2 2 (CO2R)2 + 2 H2O
These diesters are subsequently hydrolyzed to oxalic acid. Approximately 120, 000 metric tons are produced annually.


6. Packing(plastic woven bags lined with plastic bags)
*25kg/bag, 50kg/bag,
*20-25tons/20'FCL


7. Payment terms
Both T/T and western union are ok.
*30%min deposit and balance pay off before delivery


8. Delivery time
Within 10 work days after order confirmed and payment received, or according to the quantity.



Index

Wonderful grade

First grade

Up to grade

Purity(H2C2O4@H2O)% ≥

99.6

99.4

99.0

Suiphate group(SO4-2) % ≤

0.0010

0.003

0.005

Ash % ≤

0.01

0.015

0.08

Heavy metal(Pb+2) % ≤

0.00005

0.0001

0.0005

Iron content (Fe+3)% ≤

0.00005

0.0001

0.0005

Chlorides (Cl- )% ≤

0.0005

0.0005

0.001

Calcium (Ca+2 )% ≤

0.0001

0.00015

0.0005

Al % ≤

0.0001

0.0001

0.0001

Mg % ≤

0.00005

0.00001

0.00001

Na % ≤

0.00015

0.0002

0.0005

As % ≤

0.00001

0.00001

0.00001

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