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ED3SS

Ethylenediaminetetraacetic acid trisodium salt hydrate

≥95%

Sinonimo/i:

(Ethylenedinitrilo)tetraacetic acid trisodium salt hydrate, EDTA trisodium salt hydrate, Edathamil hydrate

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A voi/SKUDisponibilitàPrezzo
100 g
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CHF 142.00
500 g
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CHF 453.00
1 kg
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CHF 762.00

Informazioni su questo articolo

Formula empirica (notazione di Hill):
C10H13N2Na3O8 · xH2O
Numero CAS:
Peso molecolare:
358.19 (anhydrous basis)
NACRES:
NA.77
PubChem Substance ID:
UNSPSC Code:
12352116
EC Number:
205-758-8
MDL number:

CHF 142.00


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biological source

synthetic (organic)

Quality Segment

assay

≥95%

form

powder

reaction suitability

reagent type: chelator

mp

300 °C

solubility

1 M NaOH: soluble, clear, colorless to light yellow

storage temp.

room temp

SMILES string

O.[Na+].[Na+].[Na+].OC(=O)CN(CCN(CC([O-])=O)CC([O-])=O)CC([O-])=O

InChI

1S/C10H16N2O8.3Na.H2O/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);;;;1H2/q;3*+1;/p-3

InChI key

KKTNQJMZBPLVKM-UHFFFAOYSA-K

Application

Used to eliminate enzyme inhibition by traces of heavy metals, and to inhibit enzymes that require divalent cations as cofactors.

Other Notes

This is a physical blend of the disodium and tetrasodium salts of EDTA.

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E5391ED2PE4884
description

≥95%

description

≥99.0%

description

≥98%

description

ACS reagent, 99.0-101.0%

assay

≥95%

assay

≥99.0%

assay

≥98%

assay

99.0-101.0%

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

storage temp.

room temp

storage temp.

room temp

storage temp.

room temp

storage temp.

room temp

form

powder

form

powder

form

powder

form

solid

solubility

1 M NaOH: soluble, clear, colorless to light yellow

solubility

H2O: 0.1 M, clear, colorless

solubility

3 M KOH: 160 mg/mL, clear to very slightly hazy, colorless to faintly yellow

solubility

H2O: 100 g/L at 20 °C

mp

300 °C

mp

-

mp

255-280 °C (dec.) (lit.)

mp

248 °C (dec.) (lit.)


pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Classe di stoccaggio

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves



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Certificati d'analisi (COA)

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Questions

1–2 of 2 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

      Helpful?

  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

      Helpful?

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