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Sodium phosphate tribasic dodecahydrate

ACS reagent, ≥98%

Synonim(y):

TSP, Trisodium phosphate (tert) dodecahydrate, Trisodium phosphate dodecahydrate

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Rozmiar/SKUDostępnośćCena netto
500 g
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397,00 zł
2.5 kg
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1540,00 zł

Informacje o tej pozycji

Wzór liniowy:
Na3PO4 · 12H2O
Numer CAS:
Masa cząsteczkowa:
380.12
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-509-8
MDL number:
Assay:
≥98%
Grade:
ACS reagent
Form:
crystals or chunks

397,00 zł


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grade

ACS reagent

Quality Segment

assay

≥98%

form

crystals or chunks

impurities

≤0.01% insolubles

pH

13 (25 °C, 190.1 g/L)

density

1.62 g/mL at 25 °C

anion traces

chloride (Cl-): ≤0.001%, sulfate (SO42-): ≤0.01%

cation traces

Fe: ≤0.001%, excess alkali (as NaOH): ≤2.5%, heavy metals (as Pb): ≤0.001%

SMILES string

O.O.O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[Na+].[O-]P([O-])([O-])=O

InChI

1S/3Na.H3O4P.12H2O/c;;;1-5(2,3)4;;;;;;;;;;;;/h;;;(H3,1,2,3,4);12*1H2/q3*+1;;;;;;;;;;;;;/p-3

InChI key

ASTWEMOBIXQPPV-UHFFFAOYSA-K

Application

Sodium phosphate tribasic dodecahydrate may be used in the following processes:
  • Fabrication of chitosan membranes for use as the polymer electrolyte in a direct borohydride fuel cell (DBFC).
  • Synthesis of hierarchical silver phosphate microcrystals with photocatalytic activity via template-free method.
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Ta pozycja
S77780427771663
description

ACS reagent, ≥98%

description

BioXtra, ≥98.0% (titration)

description

≥98%

description

tested according to Ph. Eur.

form

crystals or chunks

form

powder

form

crystalline

form

crystalline

assay

≥98%

assay

≥98.0% (titration)

assay

≥98%

assay

98.5-102.5%

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

grade

ACS reagent

grade

-

grade

-

grade

-

pH

13 (25 °C, 190.1 g/L)

pH

~13.0 (20 °C, 0.5 M in water)

pH

-

pH

-

impurities

≤0.01% insolubles

impurities

≤3% Free alkali (as NaOH), Insoluble matter, passes filter test

impurities

≤0.001% heavy metals (as Pb), ≤2.5% free alkali (as NaOH)

impurities

-


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Warning

Hazard Classifications

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

target_organs

Respiratory system

flash_point_f

Not applicable

flash_point_c

Not applicable

Klasa składowania

13 - Non Combustible Solids



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Certyfikaty analizy (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

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  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

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