Merck
All Photos(2)

900448

Sigma-Aldrich

Graphene dispersion

greener alternative

≥0.2 mg/mL in DMF, sheet resistance 2 kΩ/sq

All Photos(2)
Synonym(s):
Conductive ink, Electrochemically exfoliated graphene ink, Graphene ink

descripción

Dispersion in DMF

Nivel de calidad

100

formulario

dispersion

características de los productos alternativos más sostenibles

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

concentración

≥0.2 mg/mL (electrochemically exfoliated graphene)
≥0.2 mg/mL in DMF

categoría alternativa más sostenible

Enabling

Looking for similar products? Visit Product Comparison Guide

Related Categories

Compare Similar Items

View Full Comparison

1 of 4

This Item
900450803839902942
Graphene dispersion ≥0.2 mg/mL in DMF, sheet resistance 2 kΩ/sq

Sigma-Aldrich

900448

Graphene dispersion

Graphene dispersion 1 mg/mL in DMF, sheet resistance 4.8 kΩ/sq

Sigma-Aldrich

900450

Graphene dispersion

Sigma-Aldrich

Sigma-Aldrich

803839

Graphene dispersion

Sigma-Aldrich

Sigma-Aldrich

902942

Graphite dispersion

description

Dispersion in DMF

description

-

description

-

description

Capacity:400−450 mAh/g, Conductivity: 1.0x10-3 − 1.0x10-5 S/m, I_D/I_G peaks ratio: <0.25 (by Raman), Surface area: 1.0x105–4.0x106 mm²/g

form

dispersion

form

dispersion

form

dispersion (in NMP)

form

dispersion

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

greener alternative product characteristics

-

greener alternative product characteristics

-

concentration

≥0.2 mg/mL (electrochemically exfoliated graphene)

concentration

1 mg/mL (electrochemically exfoliated graphene), 1 mg/mL in DMF

concentration

10 mg/mL

concentration

-

greener alternative category

Enabling

greener alternative category

Enabling

greener alternative category

-

greener alternative category

-

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

-

Descripción general

  • Graphene preparation method: electrochemical exfoliation.
  • Graphene thickness by AFM: ∼80% 1-3 layers.
  • Sheet size by AFM: 5-10 μm.
  • Oxygen content: 5.5 at.% (C/O-ratio: 17.2).
  • Raman I_D/I_G ratio: 0.25.
  • Sheet resistance: 2 kΩ/sq.
  • Typical properties of films produced thereof (after dilution to 0.1 mg/mL and dry transfer from PTFE-filter):
6 nm film: 91% transmittance, sheet resistance of 24.2 kΩ/sq (as made), 7.9 kΩ/sq (after 30 min, 200 °C), <1 kΩ/sq (conc. HNO3-treatment).
16 nm film: 73% transmittance, sheet resistance of 7.6 kΩ/sq (as made), 1.8 kΩ/sq (after 30 min, 200 °C), <500 Ω/sq (conc. HNO3-treatment).
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product belongs to Enabling category of greener alternatives thus aligns with "Design for energy efficency". Graphene inks are highly conductive, low cost and super flexible. Click here for more information.

Palabra de señalización

Danger

Clasificaciones de peligro

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Eye Irrit. 2 - Flam. Liq. 3 - Repr. 1B

Código de clase de almacenamiento

3 - Flammable liquids

WGK

WGK 2

Punto de inflamabilidad F

131.0 °F

Punto de inflamabilidad C

55 °C

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH SVHC Candidate List

CAS No.

EU REACH Annex XVII (Restriction List)

CAS No.

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

(enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service