This product is not assigned an expiration date or recommended retest date. Products with no expiration date or recommended retest date should be routinely inspected by customers to ensure they perform as expected. These products are also subject to a one year warranty from the date of shipment. For more information you may access the "Product Dating Information" document under "ADDITIONAL USEFUL DOCUMENTS ABOUT OUR PRODUCTS" at the bottom of the Quality Services page with this link: https://www.sigmaaldrich.com/life-science/quality-and-regulatory-management/quality-services.
32325
Diethylenetriamine-pentaacetic acid calcium trisodium salt hydrate
≥97.0% (dried material, KT)
Synonym(s):
CaNa3-DTPA, Calcium-trisodium diethylenetriamine-pentaacetate hydrate
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100 G
$422.00
About This Item
Empirical Formula (Hill Notation):
C14H18CaN3Na3O10 · xH2O
CAS Number:
Molecular Weight:
497.35 (anhydrous basis)
Beilstein/REAXYS Number:
8182304
MDL number:
UNSPSC Code:
12352116
PubChem Substance ID:
NACRES:
NA.22
Recommended Products
Quality Level
assay
≥97.0% (dried material, KT)
form
powder
impurities
~10% water
functional group
amine
SMILES string
[Na+].[Na+].[Na+].[H]O[H].[O-]C(=O)CN(CCN(CC([O-])=O)CC([O-])=O)CCN1CC(=O)O[Ca]OC(=O)C1
InChI
1S/C14H23N3O10.Ca.3Na.H2O/c18-10(19)5-15(1-3-16(6-11(20)21)7-12(22)23)2-4-17(8-13(24)25)9-14(26)27;;;;;/h1-9H2,(H,18,19)(H,20,21)(H,22,23)(H,24,25)(H,26,27);;;;;1H2/q;+2;3*+1;/p-5
InChI key
AWBWYUNJDQLQGT-UHFFFAOYSA-I
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Storage Class
11 - Combustible Solids
wgk_germany
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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Hi, I was wondering if there’s an expiration date for this? Thanks!
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