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Organic Acids

Ethylenediamine Tetraacetic Acid Dipotassium Salt AR

RA001399 CAS 25102-12-9 AR

Identity

Product code
RA001399
CAS number
25102-12-9
Grade
AR
Purity
99%
Molecular formula
C10H14K2N2O8.2H2O
Molecular weight
404.46

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Colour White powder —
Odour Odorless —
pH value 4 - 5 —
Melting point/ Freezing point [°C] 255 - 280 °C °C
Solubility in water [% weight] 40.4 g/L g/L

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit
Appearance White powder or crystalline Powder —
Assay Min 99 % %
pH (5 % solution) 4.2 - 4.8 —
Chloride (Cl) Max 0.004 % %
Sulphate (S) Max 0.01 % %
Iron (Fe) Max 0.0005 % %
Heavy metal Max 0.0005 % %
Nitrilotriacetic acid Max 0.05 % %
Loss on drying (at 150°C; 6 hrs) (150 °C) 8.5 - 9.5 % %

Packaging

Pack size SKU
100 g RA001399-PK-100G
25 kg RA001399-PK-25KG
500 g RA001399-PK-500G