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85409

Silicone oil

for oil baths (from -50°C to +200°C)

Silicone oil

Synonym(s):

Dimethyl polysiloxane

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Size/SKUAvailabilityPrice
250 mL
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CZK 2,900.00
1 L
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CZK 7,840.00
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CZK 15,800.00

About This Item

Linear Formula:
[-Si(CH3)2O-]n
CAS Number:
UNSPSC Code:
12352100
NACRES:
NA.21
MDL number:

CZK 2,900.00


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Product Name

Silicone oil,

vapor density

>1 (vs air)

Quality Segment

vapor pressure

<5 mmHg ( 25 °C), 5 mmHg ( 20 °C)

form

oil

refractive index

n20/D 1.403 (lit.), n20/D 1.406

viscosity

100 mPa.s(20 °C)

bp

>140 °C/0.002 mmHg (lit.)

density

0.967 g/mL at 20 °C

General description

Silicone oil is typically used for oil baths in research labs for reactions that require heating/reflux temperatures in the range of -50°C to +200°C. Oil baths provide more uniform heat in comparison to other heating devices.
Silicone oil is useful for the preparation of oil baths having a temperature in the range of -50°C to +200°C.

Application

Silicone oil has been used for the protection of carbon steel alloy samples in a study. Silicone oil has also been used as a heat reservoir during NMR (Nuclear Magnetic Resonance) analysis.[1]

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This Item
378321378372378364
density

0.967 g/mL at 20 °C

density

0.93 g/mL at 25 °C

density

0.968 g/mL at 25 °C

density

0.96 g/mL at 25 °C

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100

viscosity

100 mPa.s(20 °C)

viscosity

10 cSt(25 °C)

viscosity

350 cSt(25 °C)

viscosity

100 cSt(25 °C)

refractive index

n20/D 1.403 (lit.), n20/D 1.406

refractive index

n20/D 1.403 (lit.)

refractive index

n20/D 1.403 (lit.)

refractive index

n20/D 1.403 (lit.)

vapor density

>1 (vs air)

vapor density

>1 (vs air)

vapor density

>1 (vs air)

vapor density

>1 (vs air)

form

oil

form

liquid

form

viscous liquid

form

viscous liquid


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Storage Class

10 - Combustible liquids

flash_point_f

214.0 °F - closed cup

flash_point_c

101.1 °C - closed cup

ppe

Eyeshields, Gloves



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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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