03660
Ethylenediaminetetraacetic acid dipotassium salt dihydrate
≥99.0% (KT), puriss. p.a.
Synonym(s):
K2EDTA, (Ethylenedinitrilo)tetraacetic acid dipotassium salt, Dipotassium ethylenediaminetetraacetate dihydrate, EDTA dipotassium salt, Edathamil, Potassium ethylenediaminetetraacetate dibasic
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About This Item
Product Name
Ethylenediaminetetraacetic acid dipotassium salt dihydrate, puriss. p.a., ≥99.0% (KT)
grade
puriss. p.a.
Quality Segment
assay
≥99.0% (KT)
pH
4-5 (25 °C, 50 mg/mL in H2O)
mp
255-280 °C (dec.) (lit.)
anion traces
chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤200 mg/kg
cation traces
Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Na: ≤1000 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg
SMILES string
O.O.O.O.[K+].[K+].[K+].[K+].OC(=O)CN(CCN(CC([O-])=O)CC([O-])=O)CC(O)=O.OC(=O)CN(CCN(CC(O)=O)CC([O-])=O)CC([O-])=O
InChI
1S/C10H16N2O8.2K.2H2O/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20;;;;/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20);;;2*1H2/q;2*+1;;/p-2
InChI key
JFROQFOCFOKDKU-UHFFFAOYSA-L
General description
Application
- A mobile phase modifier in the separation of UV filters using HPLC.
- A chelating agent in the determination of traces of beryllium compound by colorimetric method.
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signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Inhalation
Storage Class
11 - Combustible Solids
wgk
WGK 2
ppe
dust mask type N95 (US), Eyeshields, Gloves
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