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P3150

Poly(Lys, Phe) 1:1 hydrobromide

mol wt 20,000-50,000

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Size/SKUAvailabilityPrice
10 mg
Please contact Customer Service for Availability
CZK 2,080.00
100 mg
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CZK 10,800.00
CZK 8,100.00
500 mg
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CZK 40,200.00

About This Item

CAS Number:
UNSPSC Code:
12352209
NACRES:
NA.26
MDL number:

CZK 2,080.00


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form

powder

Quality Segment

feed ratio

Lys:Phe (1:1)

mol wt

20,000-50,000

color

white to off-white

application(s)

cell analysis

storage temp.

−20°C

Application

Poly (Lys, Phe) 1:1 hydrobromide has been used as a surfactant to bind negatively charged plasmid DNA. It has also been used to study its interaction with solvatochromic fluorescent dyes.

Analysis Note

Molecular weight based on viscosity.

Other Notes

For additional technical information on polyamino acids please visit the Polyamino acid FAQ resource.

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1 of 1

This Item
P4274P7890P0421
form

powder

form

solid

form

powder

form

powder

storage temp.

−20°C

storage temp.

−20°C

storage temp.

−20°C

storage temp.

−20°C

color

white to off-white

color

-

color

white to off-white

color

white to light yellow

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

mol wt

20,000-50,000

mol wt

50,000-150,000

mol wt

15,000-30,000 by viscosity

mol wt

15,000-30,000

feed ratio

Lys:Phe (1:1)

feed ratio

Lys:Tyr (1:1)

feed ratio

-

feed ratio

-


Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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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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