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Merck

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81189

Poli(etilenglicole)

BioUltra, Molecular Biology, 1,000

Caratteristiche di sostenibilità

Sinonimo/i:

PEG

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Voi/SKUDisponibilitàPrezzo
100 g
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CHF 56.50
250 g
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CHF 95.70
1 kg
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CHF 379.00

Informazioni su questo articolo

Formula condensata:
H(OCH2CH2)nOH
Numero CAS:
NACRES:
NA.26
PubChem Substance ID:
UNSPSC Code:
12352104
MDL number:

CHF 56.50


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grade

Molecular Biology

Quality Segment

product line

BioUltra

form

solid

mol wt

Mr 950-1050

sustainability

Sustainability features

impurities

DNases, none detected, RNases, none detected, insoluble matter, passes filter test, phosphatases, none detected, proteases, none detected

pH

5.5-7.0 (25 °C, 50 mg/mL in H2O)

solubility

H2O: 50 mg/mL at 20 °C, clear, colorless

anion traces

chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤50 mg/kg

cation traces

Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤200 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Na: ≤200 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg

λ

50 mg/mL in H2O

UV absorption

λ: 260 nm Amax: ≤0.10, λ: 280 nm Amax: ≤0.05

greener alternative category

SMILES string

C(CO)O

InChI

1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2

InChI key

LYCAIKOWRPUZTN-UHFFFAOYSA-N

General description

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Green Chemistry. Polyethylene glycol (PEG) is an eco-friendly, biodegradable polymer widely used in pharmaceuticals and cosmetics. Its non-toxic nature and versatility make it a sustainable choice, derived from renewable resources, contributing to greener product formulations. Click here for more information.
Poly(ethylene glycol) (PEG) is a non-ionic hydrophilic polymer and is available in different molecular weights. It helps in the purification and crystal growth of proteins and nucleic acids. PEG and dextran together result in aqueous polymer two phase system, which is required for the purification of biological materials. PEG also interacts with cell membrane, thereby allowing cell fusion.

Application

Poly(ethylene glycol) has been used to develop a method for efficient transformation of Brevibacterium lactofermentum protoplasts with plasmid DNA. It has been used as a fusion agent to fuse spleen cells with the myeloma cell line SP2/0.

Other Notes

PEG precipitation of DNA fragments

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Questo articolo
P301520245281210
description

BioUltra, Molecular Biology, 1,000

description

average mol wt 200

description

average Mv ~8,000, powder (crystalline)

description

average Mw 1,500

form

solid

form

liquid

form

powder (crystalline)

form

solid

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

mol wt

Mr 950-1050

mol wt

average mol wt 200

mol wt

average Mv ~8,000

mol wt

average Mw 1,500

cation traces

As: ≤0.1 mg/kg, Pb: ≤5 mg/kg, Ba: ≤5 mg/kg, Cu: ≤5 mg/kg, Bi: ≤5 mg/kg, K: ≤200 mg/kg, Cd: ≤5 mg/kg, Al: ≤5 mg/kg, Mg: ≤5 mg/kg, Zn: ≤5 mg/kg, Mo: ≤5 mg/kg, Cr: ≤5 mg/kg, Na: ≤200 mg/kg, Mn: ≤5 mg/kg, Fe: ≤5 mg/kg, Ca: ≤10 mg/kg, Sr: ≤5 mg/kg, Co: ≤5 mg/kg, Li: ≤5 mg/kg, Ni: ≤5 mg/kg

cation traces

-

cation traces

-

cation traces

-

impurities

proteases, none detected, insoluble matter, passes filter test, DNases, none detected, RNases, none detected, phosphatases, none detected

impurities

-

impurities

-

impurities

-

anion traces

sulfate (SO42-): ≤50 mg/kg, chloride (Cl-): ≤50 mg/kg

anion traces

-

anion traces

-

anion traces

-


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Classe di stoccaggio

11 - Combustible Solids

Che succede?

WGK 1

Punto di infiammabilità (°F)

Not applicable

Punto di infiammabilità (°C)

Not applicable

DPI (dispositivi di protezione individuale)

Eyeshields, Gloves, type N95 (US)



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