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427772

Sigma-Aldrich

Polyethylene

average Mw ~4,000 by GPC, average Mn ~1,700 by GPC

Synonym(s):

PE

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5 MG
CN¥3,033.20

CN¥3,033.20

Estimated to ship onApril 15, 2025Details

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5 MG
CN¥3,033.20

About This Item

Linear Formula:
H(CH2CH2)nH
CAS Number:
9002-88-4
MDL number:
MFCD00084423
UNSPSC Code:
12162002
PubChem Substance ID:
24866779
NACRES:
NA.23

CN¥3,033.20

Estimated to ship onApril 15, 2025Details

Request a Bulk Order

form

powder

mol wt

average Mn ~1,700 by GPC
average Mw ~4,000 by GPC

viscosity

1.5 poise(25 °C, Brookfield Thermosel)(lit.)

mp

92 °C

acid number

<0.05 mg KOH/g

transition temp

softening point 106 °C (ring and ball)

density

0.92 g/mL at 25 °C

SMILES string

C=C

InChI

1S/C2H4/c1-2/h1-2H2

InChI key

VGGSQFUCUMXWEO-UHFFFAOYSA-N

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444966444965361571
MEK1/2 Inhibitor III, PD0325901 InSolution, &#8805;95%

444968

MEK1/2 Inhibitor III, PD0325901

MEK1/2 Inhibitor III The MEK1/2 Inhibitor III, also referenced under CAS 391210-10-9, controls the biological activity of MEK1/2. This small molecule/inhibitor is primarily used for Phosphorylation &amp; Dephosphorylation applications.

444966

MEK1/2 Inhibitor III

MEK Inhibitor VIII The MEK1/2 Inhibitor II, also referenced under CAS 212631-61-3, controls the biological activity of MEK1/2. This small molecule/inhibitor is primarily used for Phosphorylation &amp; Dephosphorylation applications.

444965

MEK Inhibitor VIII

GSK-3 Inhibitor XVI, CHIR99021 InSolution, &#8805;95%, 25 mM

361571

GSK-3 Inhibitor XVI, CHIR99021

assay

≥95% (HPLC)

assay

≥95% (HPLC)

assay

≥98% (HPLC)

assay

≥95% (HPLC)

manufacturer/tradename

Calbiochem®

manufacturer/tradename

Calbiochem®

manufacturer/tradename

Calbiochem®

manufacturer/tradename

Calbiochem®

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100

storage temp.

−20°C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

−70°C

storage condition

OK to freeze, protect from light, desiccated (hygroscopic)

storage condition

OK to freeze, protect from light

storage condition

OK to freeze, protect from light

storage condition

OK to freeze, avoid repeated freeze/thaw cycles, desiccated (hygroscopic), protect from light

Application

Mold release additive, lubricant in rubber processing, extrusion and calendering aid for PVC and dispersing aid for color concentrates.PEG-4000 may be used as a precipitant during protein fractionation and virus precipitation.[1]Influence of PEG of various molecular weights on mammalian cell hybridization.[2]

Features and Benefits

Low molecular weight and viscosity for easy processing.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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    Certificates of Analysis (COA)

    Lot/Batch Number
    MKCW2074
    MKCT6767
    MKCT5408
    MKCP9612
    MKCQ9709

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    Reduced cortical neurotransmitPolyethylene glycol-induced mammalian cell hybridization: Effect of polyethylene glycol molecular weight and concentration.
    Davidson RL, et al.
    Somatic Cell Genetics, 2(3), 271-280 (1976)
    A method for the estimation of polyethylene glycol in plasma protein fractions, Analytical Biochemistry
    Sims GEC and Snape TJ
    Analytical Biochemistry, 107(1), 60-63 (1980)
    Łukasz Krakowxzyk et al.
    Medical science monitor basic research, 19, 210-213 (2013-08-22)
    The search for new surgical flap techniques and modifications of already existing ones is gaining increasing popularity. Progress in flap designing and harvesting have improved the functional and aesthetic results, especially in head and neck reconstruction. Ten pigs were used
    Frederick J Kummer et al.
    Journal of long-term effects of medical implants, 22(2), 177-179 (2013-02-23)
    A polyethylene cup explanted after 41 years was examined using several analytical techniques to determine whether there was a material cause for the extremely low wear observed. Neither the amount of polyethylene oxidation nor crystallinity appeared to be a factor.
    Lisa K McCarthy et al.
    Pediatrics, 132(1), e135-e141 (2013-06-19)
    Hypothermia on admission to the NICU is associated with increased mortality in preterm infants. Many newborns are hypothermic on admission despite using polyethylene bags (PBs). Using exothermic mattresses (EMs) in addition to PBs may reduce hypothermia but increase hyperthermia. We
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