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EDTA4NA

addtime:2010-4-27  from:   Reads:4557

Tetrasodium ethylenediamine tetraacetate
NameEDTA4Na    Molecular formulaC10H14N2Na4O8·4H2O
Molecular weight452      Technical specification
 
Project
Target
Content
≥99.0%
PHValue(5%Water dissolution)
10.5-11.5
Heavy metal(Pb)%≤
0.002
Iron(Fe)%≤
0.001
The chela gathers the value MgCaCO3/g
≥230
2%Water dissolution condition
Colorless is transparent
Storage time25
Standing storage
 
The Performance:The ethxlene diamine four-ethanoic acid four sodinm.is a kind of white crystallization powder, including four crystal water,and it is easy to dissolving in water.And the watery solution shows alkalinity, dissolving slightly ethyl alcohol and so on the organic solvent,It may lose some crystal water or all the crystal water under the high temperature.
The mainusege:The ethylene diamine four ethanoic acid four sodium is a kind of ao-mixture,widely used by people.It can be used in dyeing on textile profession .water color processing.Colored photosensitivity, medicine, everyday use chemical industry, papermaking, as chemical additive, the activator, the purifying agent, the metallic ion camouflage medicinal preparation and in the butadiene styrene rubber industry .Violates the law in the acrylic fibers profession to offset the metal disturbance, improving the brightness and I uster of dyeing and weaving,and also used in liquid detergent to improve the quality of washes add effect of washes. Specification25kg
PackingEnvironmental protection compound paper is inside plastic bag and plastic bag dis loaded in barrels.
StoresIt should bt stored as mon-dangerous material,agaist the exposes to the sun,the moistiure and the fire. 
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