99.9% oxalic acid dihydrate H2C2O4

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Price:RUB 63.18
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Product Overview

Description

Product details

 

Nature and purpose

Colorless monocline or prismatic crystal or white powder, oxidized oxalic acid odorless, synthetic oxalic acid taste.150 ~ 160 ℃ sublimation.It can be weathered in hot, dry air.1g is soluble in 7ml water, 2ml boiling water, 2.5ml ethanol, 1.8ml boiling ethanol, 100ml ether, 5.5ml glycerin, insoluble in benzene, chloroform and petroleum ether.A pH of 0.1mol/L solution is 1.3.Relative density (d18.54)1.653.Melting point of 101 ~ 102 ℃, 187 ℃, no water).

Test Items

GB/T 1626-2008

Standard (%)

Test Results(%)

H2C2O4 •2H2O 

≥99.6

99.92

SO4 

≤0.07

0.02

Pb

≤0.0005

0.0005

Fe

≤0.0005

0.00013

Cl

≤0.0005

0.0005

Ca

≤0.0005

0.00001

caustic soda rest: 

≤0.01

0.002

    

Remark:

Authorized by:XuYouliang  

Establish:Yang Xiaoyou

Test: Zhu Ximei

Company profile

Company profile

         Shanghai LiangRen chemical co., LTD., founded in 1987, is located in Shanghai, jiading district, specializing in the production of chromate, copper, nickel salt, cobalt salt and other products.

          High investment guide, advanced production equipment, and high salary to hire technicians, strict quality control, cluster technology co., ltd. in Shanghai normal university of China physics and chemical application technology research, regular testing, stable and reliable product quality.

          Our factory is based on good faith, mutual benefit and common development. We sincerely look forward to cooperating with both old and new customers.

 

 

 

 

 

 

 prodcuct inventory:

 

 

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Company documents

4 

Eight big advantage

 

Pay attention to

Matters needing attention

 Hazard: eyes, respiratory and skin stimulating.After inhaling cause cough, shortness of breath.Oral cause abdominal pain, vomiting, etc.

 

 first aid measures

Skin contact:   remove contaminated clothing and water with soap and water to thoroughly flushed the skin.
Eye contact:   mention eyelid, irrigate with flowing water or normal saline.Go to a doctor.
Inhalation:   quickly from the scene to fresh air.Keep respiratory tract unobstructed.Such as difficulty in breathing, give oxygen.If breathing stops, artificial respiration immediately.Go to a doctor.

Eating:   drink enough water, vomiting.Go to a doctor.
Fire extinguishing methods:   firefighters must wear filter type gas mask (full-face) or isolation respirator, worn a fire protective clothing, in the upper hand in the fire.Don't shoot water straight into the melt, lest cause serious flow caused by fire or violent boiling splash.Agent: fog water and sand.

Contact us:

Contact us:

Telephone:18869741853

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