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LC2535 Ethylenedinitrilotetraacetic acid tripotassium salt dihydrate


Order number Packaging Quantity Price €
AC29535 Plastic bottle 250 g 76.05


Product information
Hill Formula C10H13K3N2O8 * 2H2O
HS Code 2922 49 85
EC number 241-543-5
Molar mass 442.56 g/mol
CAS number 65501-24-8


Chemical and physical data
Melting point 180 – 185 °C
Molar mass 442.56 g/mol
pH value 8 – 9 (50 g/l, H2O, 20 °C)


Safety information according to GHS
Hazard Statement(s) H319: Causes serious eye irritation.
H412: Harmful to aquatic life with long lasting effects.
Precautionary Statement(s) P273: Avoid release to the environment.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Warning
Hazard Pictogram(s)
Storage class 10 – 13 Other liquids and solids
WGK WGK 2 water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.


Safety information
R Phrase R 36-52/53
Irritating to eyes.Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase S 61
Avoid release to the environment. Refer to special instructions/ Safety data sheets.
Categories of danger irritant, dangerous for the environment
Hazard Symbol Irritant


Assay (complexometric, calc. on anhydrous substance) ≥ 99 %
– IR-spectrum
passes test
– Potassium conforms
pH (50 g/l; water) 8.0 – 9.0
Chloride (Cl) ≤ 0.01 %
Heavy metals (as Pb) ≤ 0.002 %
Fe (Iron) ≤ 0.001 %
Water (according to Karl Fischer) 7 – 9 %


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