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81350

Polypropylene glycol

P 400

Synonim(y):

1,2-propanediol

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Rozmiar/SKUDostępnośćCena netto
1 L
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545,00 zł

Informacje o tej pozycji

Numer CAS:
UNSPSC Code:
12162002
PubChem Substance ID:
NACRES:
NA.23
MDL number:

545,00 zł


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Quality Segment

form

liquid

mol wt

Mn 446

feature

hydrophobic

refractive index

n20/D 1.447

viscosity

~100 mPa.s(20 °C)

solubility

water: miscible (completely)

density

1.01 g/mL at 20 °C

SMILES string

O(C(CO)C)CC(O)C

InChI

1S/C6H14O3/c1-5(8)4-9-6(2)3-7/h5-8H,3-4H2,1-2H3

InChI key

DUFKCOQISQKSAV-UHFFFAOYSA-N

General description

Propylene glycol is an aliphatic alcohol. It is an addition polymer of propylene glycol and water represented as H[OCH3]nOH in which n represents the average number of oxypropylene groups.

Application

Propylene glycol (PPG) may be used as a viscosity decreasing agent, a solvent and a fragrance ingredient in cosmetics. PPG may be used as a good swelling agent for the synthesis of large pore mesoporous materials.
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description

P 400

description

average Mn ~725

description

average Mn ~425

description

average Mn ~2,700

Quality Level

200

Quality Level

100

Quality Level

200

Quality Level

200

solubility

water: miscible (completely)

solubility

water: miscible (completely)

solubility

water: miscible (completely)

solubility

H2O: <0.01 % (w/w) at 25 °C

form

liquid

form

-

form

-

form

-

refractive index

n20/D 1.447

refractive index

n20/D 1.449

refractive index

n20/D 1.447

refractive index

n20/D 1.451

density

1.01 g/mL at 20 °C

density

1.007 g/mL at 25 °C

density

1.004 g/mL at 25 °C

density

1.004 g/mL at 25 °C

mol wt

Mn 446

mol wt

average Mn ~725

mol wt

average Mn ~425

mol wt

average Mn ~2,700


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Klasa składowania

10 - Combustible liquids

Co się dzieje?

WGK 1

Temperatura zapłonu (°F)

201.2 °F - closed cup

Temperatura zapłonu (°C)

94.0 °C - closed cup

PPE (środki ochrony indywidualnej)

Eyeshields, Gloves



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Certyfikaty analizy (CoA)

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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 meaning of P400 in the name of this item? Is it the number-averaged molecular weight? Is this substance a monodisperse polymer?

    1 answer
    1. The letter P and the number 400 indicate that the polymer is propylene oxide-based and that the approximate average molecular weight is 400.

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