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27285

Ethylenediaminetetraacetic acid disodium salt dihydrate

meets analytical specification of Ph. Eur., BP, USP, 99.0-101.0%

Synonim(y):

Disodium ethylenediaminetetraacetate dihydrate, EDTA disodium salt, EDTA-Na2, Edathamil, Edetate disodium salt dihydrate, Sequestrene Na2

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Rozmiar/SKUDostępnośćCena netto
500 g
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1280,00 zł
1 kg
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1860,00 zł
6 x 1 kg
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8920,00 zł

Informacje o tej pozycji

Wzór empiryczny (zapis Hilla):
C10H14N2Na2O8 · 2H2O
Numer CAS:
Masa cząsteczkowa:
372.24
NACRES:
NA.77
PubChem Substance ID:
UNSPSC Code:
12352107
EC Number:
205-358-3
Beilstein/REAXYS Number:
3900609

1280,00 zł


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Quality Segment

agency

tested according to BP, tested according to Ph. Eur., tested according to USP

assay

99.0-101.0%

form

crystals

quality

meets analytical specification of Ph. Eur., BP, USP

reaction suitability

reagent type: chelator

impurities

residual solvents, complies, ≤0.001% cyanide (CN), ≤0.001% heavy metals (as Pb), ≤0.1% nitrilotriacetic acid (HPLC) (HPLC)

loss

8.7-11.4% loss on drying, 200 °C, 3 h

pH

4-5 (20 °C, 5%)

mp

248 °C (dec.) (lit.)

solubility

water: soluble 100 g/L at 20 °C

anion traces

chloride (Cl-): ≤100 mg/kg, sulfate (SO42-): ≤500 mg/kg

cation traces

As: ≤1 mg/kg, Ca:, in accordance, Fe: ≤10 mg/kg, Pb: ≤10 mg/kg

application(s)

pharmaceutical (small molecule)

SMILES string

O.O.O.O.[Na+].[Na+].[Na+].[Na+].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/C10H16N2O8.2Na.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

OVBJJZOQPCKUOR-UHFFFAOYSA-L

General description

Ethylenediaminetetraacetic acid disodium salt dihydrate, referred to as EDTA is a widely used chelator of divalent cations like Ca⁺². It can inhibit proteases dependent on metal ions, such as, calcium-dependent cysteine proteases. EDTA also acts as a chelator of the Zn ion, inhibiting metalloproteases that require zinc for activity.

Application

Ethylenediaminetetraacetic acid disodium salt dihydrate has been used along with Na2HPO4 and citric acid for preparing Na2EDTA-McIlvaine buffer. Aqueous solution of Ethylenediaminetetraacetic acid disodium salt dihydrate has also been used for photocatalytic hydrogen production
Chelator of divalent cations. Inhibits enzymes, such as metalloproteases, that require divalent cations for activity.

Other Notes

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79884ED2SSE4884
description

meets analytical specification of Ph. Eur., BP, USP, 99.0-101.0%

description

suitable for HPLC, LiChropur™, 99.0-101.0% (KT)

description

reagent grade, 98.5-101.5% (titration)

description

ACS reagent, 99.0-101.0%

assay

99.0-101.0%

assay

99.0-101.0% (KT)

assay

98.5-101.5% (titration)

assay

99.0-101.0%

Quality Level

200

Quality Level

100

Quality Level

200

Quality Level

200

application(s)

pharmaceutical (small molecule)

application(s)

-

application(s)

agriculture
clinical research

application(s)

microbiology

solubility

water: soluble 100 g/L at 20 °C

solubility

H2O: 0.1 M at 20 °C, clear, colorless

solubility

H2O: soluble, clear, colorless

solubility

H2O: 100 g/L at 20 °C

form

crystals

form

crystals

form

-

form

-

anion traces

sulfate (SO42-): ≤500 mg/kg, chloride (Cl-): ≤100 mg/kg

anion traces

sulfate (SO42-): ≤50 mg/kg, chloride (Cl-): ≤50 mg/kg

anion traces

-

anion traces

-


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Piktogramy

Health hazardExclamation mark

Słowo ostrzegawcze

Warning

Kody zagrożeń

Hazard Classifications

Acute Tox. 4 Inhalation - STOT RE 2 Inhalation

Narządy docelowe

Respiratory Tract

Klasa składowania

11 - Combustible Solids

Temperatura zapłonu (°F)

Not applicable

Temperatura zapłonu (°C)

Not applicable

PPE (środki ochrony indywidualnej)

Eyeshields, Gloves, type N95 (US)



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Certyfikaty analizy (CoA)

Lot/Batch Number

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Questions

1–3 of 3 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?

  3. What is the grade of Product No. 27285?

    1 answer
    1. Product 27285 is a reagent that meets the analytical specification of Ph. Eur., BP, USP, FCC. Ph.

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