Dissolvine® D-40, based on diethylenetriaminepentaacetic acid (DTPA), pentasodium salts, serves as a chelating agent used in pulp production for stabilizing peroxide and hydrosulfite bleaching processes. It also functions in textiles to stabilize bleaching and dyeing baths.

Chemical Name: Pentasodium (carboxylatomethyl)iminobis(ethylenenitrilo)tetraacetate

CAS Number: 140-01-2

Chemical Family: Sodium Salts

Labeling Claims: Not Listed In California Proposition 65

Synonyms: Diethylenetriaminepentaacetic acid pentasodium salt, Diethylenetriaminepentakis(acetic acid) pentasodium salt, DTPA pentasodium salt, Pentasodium diethylenetriaminepentaacetate, Pentasodium Pentetate, Pentetic acid pentasodium salt, Sodium diethylenetriaminepentaacetate

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Enhanced TDS

Identification & Functionality

Features & Benefits

HII Features
Industrial Additives Features
Labeling Claims
Product Features

Slowly biodegradable

Applications & Uses

Properties

Miscible in
Water
Environmental Properties
ValueUnitsTest Method / Conditions
Chemical Oxygen Demandapprox. 290mg/g-
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Relative Density1.15 - 1.5--
Kinematic Viscosity (at 20°C)10 - 140mm²/s-
Boiling Point105 - 110°C-
pH (at 1% Concentration)11 - 12--
Dynamic Viscosity (at 20°C)20 - 150mPa s-
Miscible inWater--
Metal Corrosion RateCorrosive to metals--
ColorLight yellow--
AppearanceLiquid--
Log Pow Partition Coefficientmax. 0--
Flash PointNot flammable--
FlammabilityNot classified as a flammability hazard--
Oxidising PropertiesNot classified as oxidizing--
Explosive LimitsNot explosive--
Relative Vapor DensitySimilar to water--
Vapor PressureSimilar to water--
OdorSlightly ammonia like--
Characteristics
ValueUnitsTest Method / Conditions
Molecular Weight503.3--
Crystallization Pointmax. -15°C-
Specifications
ValueUnitsTest Method / Conditions
Active Ingredientsmin. 40.5%-
Assay (Fe-Sequestering Capacity)min. 40%
Chelating Value (CaCV)min. 80.5mg CaCO₃/g-
Densityapprox. 1280kg/m³-
Specific Gravity (at 25°C)1.28 - 1.32--
Colormax. 250 APHA
Theoretical Properties
ValueUnitsTest Method / Conditions
Sequestering Values (Calcium ion, at pH 6 - 14)approx. 30mg metal/g-
Sequestering Values (Copper ion, at pH 2-14)approx. 50mg metal/g-
Sequestering Values (Ferric ion, at pH 1-11)approx. 45mg metal/g-
Sequestering Values (Magnesium ion, at pH 6-12)approx. 20mg metal/g-
Sequestering Values (Manganese ion, at pH 4-13)approx. 45mg metal/g-
Sequestering Values (Zinc ion, at pH 2-13)approx. 50mg metal/g-

Regulatory & Compliance

Packaging & Availability

Packaging Type
Supplied by

Storage & Handling

Storage Information
  • Store in original packing or in PVC, PP, PE, stainless steel or bituminized tanks.
  • Avoid contact with aluminum, zinc, nickel, copper and copper alloys.
  • It is advised to re-test the material after three years of storage.