Diethylenetriaminepentaacetic acid (DTPA)
Molecular Fomula: C14H23N3O10
Molecular weight: M=393.35
CAS No.: 67-43-6
Diethylene triamine pentaacetic acid (DTPA) is a polyamino carboxylic acid, which consists of a diethylenetriamine backbone modified with five carboxymethyl groups. These acids are available in a wide range of compositions including DTPA (Diethylene Triamine Penta Acetic Acid), DTPA Na5 (Penta Sodium Salt Diethylene Triamine Penta Acetic Acid), DTPA Potassium Hydroxide (DTPA K5) andDTPA Fe DTPA Pure Acid. Our range find extensive application in Photography, Detergent, Chemical plating, Electroplating without cyanide, cleaning agent, plastic additives, etc.
Specifications of analysis of DTPA /Diethylenetriaminepentaacetic acid 67-43-6
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Item
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Specifications
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Results
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Appearance
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White crystalline powder
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White crystalline powder
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Assay
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≥99.00%
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99.52%
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Chloride(Cl)
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≤0.01%
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0.005%
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Sulfate(SO4) content
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≤0.05%
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0.02%
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Iron(Fe)
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≤0.001%
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0.0002%
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Lead(Pb)
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≤0.001%
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0.0002%
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Chelating value
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≥252
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253
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Sodium carbonate dissolution test
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Qualified
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Qualified
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Loss on drying
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≤0.2%
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0.12%
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Conclusion
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The results conforms with international standards
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Use of DTPA acid
Efficient chelating agent, used in color in acrylic fiber production inhibitor, water softener, the papermaking industry, textile auxiliaries, chelatometric titration agent.
Storage: Stored in a dry and ventilated warehouse, avoid direct sunlight, lightly pile and put down.
Packaging: bottle, drum, Kraft bag ,or according to customers’ demand.
Shipping: delivery in 3 days, by courier, by air, by sea.
Shelf Life: Two years when properly stored.
Specifications :
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