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409014

Poly(diallyldimethylammonium chloride) solution

20 wt. % in H2O

Synonim(y):

PDADMAC

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Rozmiar/SKUDostępnośćCena netto
25 mL
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271,00 zł
1 L
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284,00 zł
4 L
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560,00 zł

Informacje o tej pozycji

Wzór liniowy:
(C8H16ClN)n
Numer CAS:
UNSPSC Code:
12162002
NACRES:
NA.23
MDL number:

271,00 zł


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form

viscous liquid

Quality Segment

concentration

20 wt. % in H2O

refractive index

n20/D 1.375

viscosity

60-180 cP(25 °C)

density

1.04 g/mL at 25 °C

SMILES string

[Cl-].[N+](CC=C)(CC=C)(C)C

InChI

1S/C8H16N.ClH/c1-5-7-9(3,4)8-6-2;/h5-6H,1-2,7-8H2,3-4H3;1H/q+1;/p-1

InChI key

GQOKIYDTHHZSCJ-UHFFFAOYSA-M

General description

Poly(diallyldimethylammonium chloride) solution (PDADMAC) is a cationic polyelectrolyte that is widely utilized as a flocculant. It is prepared by the radical polymerization of diallyldimethylammonium chloride (DADMAC) in presence of a catalyst in the form of an organic peroxide.

Application

PDADMAC can be used as an electrolytic solution in combination with mesoporous silica to form a responsive carrier system for potential usage in drug delivery. It can be also be coated on gold nanorods to enhance the cellular uptake in biomedical systems. It is used in the surface modification of indium tin oxide (ITO) substrate which may be used in chemical sensors or biosensor based applications.
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Ta pozycja
522376409022409030
description

20 wt. % in H2O

description

average Mw <100,000 (very low molecular weight), 35 wt. % in H2O

description

average Mw 200,000-350,000 (medium molecular weight), 20 wt. % in H2O

description

average Mw 400,000-500,000 (high molecular weight), 20 wt. % in H2O

concentration

20 wt. % in H2O

concentration

35 wt. % in H2O

concentration

20 wt. % in H2O

concentration

20 wt. % in H2O

density

1.04 g/mL at 25 °C

density

1.09 g/mL at 25 °C

density

1.04 g/mL at 25 °C

density

1.04 g/mL at 25 °C

refractive index

n20/D 1.375

refractive index

n20/D 1.417

refractive index

n20/D 1.375

refractive index

n20/D 1.37

viscosity

60-180 cP(25 °C)

viscosity

100-200 cP(25 °C)

viscosity

350-950 cP(25 °C, Brookfield)

viscosity

600-900 cP(25 °C)

form

viscous liquid

form

-

form

viscous liquid

form

viscous liquid

Quality Level

200

Quality Level

100

Quality Level

100

Quality Level

200


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Klasa składowania

12 - Non Combustible Liquids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)



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Certyfikaty analizy (CoA)

Lot/Batch Number

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Questions

1–6 of 6 Questions  
  1. How much PDADMAC is generally added to a cell suspension or where can i find further information on that?

    1 answer
    1. The typical concentration of PDADMAC (poly(diallyldimethylammonium chloride)) added to a cell suspension can vary based on specific applications and conditions. However, general guidelines suggest the following:

      For flocculation processes, PDADMAC is often used at concentrations between 0.01% to 0.05% (100 to 500 ppm).

      Consulting relevant literature is recommended for specific guidance.

      Helpful?

  2. 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?

  3. 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?

  4. What is the actual concentration of PDADMAC in the 20%w/w in H2O solution (product: 409014)?

    1 answer
    1. The exact concentration will be listed on the lot specific Certificate of Analysis located in the DOCUMENTATION section of the Product Detail Page. To access a Certificate, please access the link below:
      https://www.sigmaaldrich.com/product/aldrich/409014#product-documentation

      Helpful?

  5. What is the expiration date of PDAAC?

    1 answer
    1. 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.

      Helpful?

  6. What is Mw of PDADMAC, product number 409014?

    1 answer
    1. The molecular weight is approximately 100-200 kDa.

      Helpful?

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