EDTA

Alternate Text

Molecular formula: C10H16O8N2

Molecular weight: 292.24

CAS No.: -

Property:EDTA is a white crystal powder. Its melting point is 240 ℃ (decomposition). Its dissolving degree in water is 0.5g/L (25℃). It is insoluble in common organic solvents. It is soluble in boiling water 160 times as much, and soluble in alkali solvents like sodium hydroxide. At 150, it shows the tendency to depart from carboxyl.

Usage:

  An agent for complexation. EDTA is mainly used for water treatment, as an additive to detergent, a chemical for photography, paper-making, and oil-field. It is also used as detergent for boiler cleaning and reagent in chemical analysis.

1.High molecular chemical industry: EDTA is used as polymerization activator for butyl benzene latex, and polyreaction terminator in acrylic fiber production.

2.Daily-use chemicals: EDTA is used as additive to detergent, skin cream and hair-conditioner.

3.Paper-making: EDTA is used for steamed fibertreatment. It will raise the whiteness of the paper and reduce the incrustation in the steamer.

4.Pharmaceutical industry

 

5.Textile dyeing and printing: EDTA will raise the colorability of the dyestuff and brightness of the dyed fabric. 

Packing: 1.Net each in 25kg plastic woven bag,lined with PE bag. 2.According to the requirements of the customer.

Specification:

ITEM

FIRST CALSS

Content of EDTA

99.0% Min

Chlorides

0.05% Max

Sulphates

0.1% Max

Iron

10ppm Max

Heavy metal (as Pb)

10ppm Max

PH value

2.9±0.1

Appearance

White powder

 

SHANGHAI VERDI CHEMICAL CO

Is a specialized manufacturing and operating chemical enterprise Our company own variety of export products which are widely used in chemical, pharmaceuticals, textile printing & dyeing, leather processing, fertilizer, water treatment, construction industry, food &feed additives and other areas. Oxalic acid, formic acid, sodium formate, calcium formate, sodium sulphide, series of humic acid, sodium hydrosulphide, ammonium chloride, sodium thiosulfate, and calcium nitrite are partial strong products. Among them, STPP occupy largest export volume and export to more than 20 countries and regions in America , Asia, Africa and other continents, winning customers praise with its superior quality , favorable price and excellent service. For over 10 years, stick to business philosophy of" you should give your customer what they really need not what you think they need ", Verdi has built long term & stable trade relationship with more than 45 countries and regions in the world. sincerely hope to cooperate with more clients in the world and seek common developments.