stabilizer in oxidizing biocide

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Diethylene Triamine Penta (Methylene Phosphonic Acid) (DTPMPA)
Keywords:DTPMPA  chelating agents   corrosion inhibitor circulating cool water system    peroxide stabilizer
CAS No.
15827-60-8
Dequest:
2060
Molecular Formula:
C9H28O15N3P5
Molecular weight:
573.2
Structural Formula:
Properties
DTPMPA is innocuous, easy to be dissolved in acid solution.DTPMPA has excellent scale and corrosion inhibition and good thermal tolerance ability.DTPMPA can inhibit the scale formation of carbonate, sulfate and phosphate. On situation of alkali environment and high temperature (above 210℃)DTPMPA has better scale andcorrosion inhibition effect than otherorganophosphines.
Specification
Items
Index
Appearance
Brown transparent liquid
Active acid %
48.0-52.0
Phosphorous acid(as PO33-)%
3.0max
chloride (as Cl )%
12-17
Density (20℃)g/cm3
1.35-1.45
pH(1%solution)
2.0
Fe,mg/L
35max
Usage
DTPMPA can be used as scale andcorrosion inhibitor incirculating cool water system and boiler water, and especially in alkalicirculating cool water system without additional pH regulation, It can also be used in oilfield refill water, cool water and boiler water with high concentration of barium carbonate. When used alone, little scale sediment is found even none ofdispersant is used.
DTPMPA can also be used asperoxide stabilizer,chelating agent in woven & dyeing industry,pigment dispersant, microelement’s carrying agent in fertilizer and concrete modifier. In addition,DTPMPA is used in papermaking, electroplating, acid cleaning and cosmetics.
Package and Storage
Normally In 250kg net Plastic Drum, IBC drum can also be used as required. Storage for ten months in room shady and dry place.
Safety and Protection
Acidity, Avoid contact with eye and skin, once contacted, flush with water.
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