MilliporeSigma
All Photos(4)

798681

Sigma-Aldrich

Ethylenediaminetetraacetic acid

anhydrous, free-flowing, Redi-Dri, ≥98%

Synonym(s):
(Ethylenedinitrilo)tetraacetic acid, EDTA, Edathamil, Ethylenedinitrilotetraacetic acid
Linear Formula:
(HO2CCH2)2NCH2CH2N(CH2CO2H)2
CAS Number:
Molecular Weight:
292.24
Beilstein:
1716295
EC Number:
MDL number:
PubChem Substance ID:

Quality Level

product line

Redi-Dri

Assay

≥98%

form

powder

mp

250 °C (dec.) (lit.)

density

1.46 g/cm3 at 20 °C

SMILES string

OC(=O)CN(CCN(CC(O)=O)CC(O)=O)CC(O)=O

InChI

1S/C10H16N2O8/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)

InChI key

KCXVZYZYPLLWCC-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Related Categories

Compare Similar Items

View Full Comparison

1 of 4

This Item
E6758EDSRDD017
product line

Redi-Dri

product line

BioReagent

product line

BioUltra

product line

Redi-Dri

assay

≥98%

assay

≥98.5%

assay

≥99% (titration)

assay

99.4-100.6%

form

powder

form

crystalline

form

powder

form

powder

mp

250 °C (dec.) (lit.)

mp

250 °C (dec.) (lit.)

mp

250 °C (dec.) (lit.)

mp

250 °C (dec.) (lit.)

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

100

density

1.46 g/cm3 at 20 °C

density

1.46 g/cm3 at 20 °C

density

-

density

1.46 g/cm3 at 20 °C

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

(enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service