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Molekula

Molekula

Methanol for GC

SKU 90037740 CAS 67-56-1 CH3OH MW 32.04 In stock (5+ packs) — same-day dispatch Bulk quantities on request

Supplying 4,500+ customers in over 80 countries

ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need

Methanol for GC is a high-purity solvent (CAS 67-56-1, CH₃OH, MW 32.04 g/mol) widely used in gas chromatography for sample preparation, as a diluent for standards and samples, and for derivatization (such as preparing fatty acid methyl esters) due to its low UV cutoff and miscibility. More broadly, methanol serves as a key feedstock for formaldehyde, MTBE and acetic acid production, and as an antifreeze, alcohol denaturant and fuel. Supplied at ≥99.9% purity, stored at ambient conditions, and labeled with a Danger signal word for toxicity and flammability. Molekula supplies Methanol for GC from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Expect a response within hours Speak to a chemist: +44 (0) 3302 000333

Example image for illustration only. Other packaging and pack sizes are available.

Pricing & pack sizes

Pack sizes & pricing

These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.

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  • 100 mL — $72.20 per pack

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Specifications

Property Value
Appearance Clear and colourless liquid
Water ≤0.0500%
Purity ≥99.95%
UV 260nm ≤0.0100
UV 205nm ≤1.0000
UV 210nm ≤0.6000
UV 220nm ≤0.3000
UV 230nm ≤0.1500
UV 240nm ≤0.0500
UV 400 ≤0.0100

Storage & handling

Property Value
Storage Temperature Ambient
Flash Point 10 °C
Transport Class 3 (6.1)
Packing Group II
Acidity Neutral

Literature values

Published physical properties of the substance, not batch specifications.

Property Value
Appearance Colorless liquid
Odour Characteristic pungent odor
Melting Point -98 °C
Boiling Point 65 °C
Density 0.79 (relative, water = 1)
Solubility (other solvents) Soluble in acetone, chloroform
Vapour Pressure 12.9 kPa at 20 °C
Refractive Index 1.3292
pKa pKa = 15.3
log P (octanol/water) -0.77

Source: PubChem CID 887 (HSDB, ICSC)

Identification

Property Value
SKU 90037740
CAS Number 67-56-1
IUPAC Name methanol
EC Number 200-659-6
Molecular Formula CH3OH
Molecular Weight 32.04
Exact Mass 32.0262
SMILES CO
InChIKey OKKJLVBELUTLKV-UHFFFAOYSA-N
InChI InChI=1S/CH4O/c1-2/h2H,1H3
PubChem CID 887
UN Number UN1230
REACH Code Y110
TSCA Listed Yes
HTS Code 2905.11.2010
Tariff Code 2905110010

Safety & GHS

Danger
  • GHS pictogram — Flammable Flammable GHS02
  • GHS pictogram — Toxic Toxic GHS06
  • GHS pictogram — Serious Health Hazard Serious Health Hazard GHS08

Hazard statements

  • H225 Highly flammable liquid and vapour
  • H301 Toxic if swallowed
  • H311 Toxic in contact with skin
  • H331 Toxic if inhaled
  • H370 Causes damage to organs

Precautionary statements

  • P201 Obtain special instructions before use
  • P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
  • P260 Do not breathe dust/fume/gas/mist/vapours/spray
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
  • P308+313 IF exposed or concerned: Get medical advice/attention

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is methanol for GC primarily used for?

Methanol for GC (gas chromatography) is used as a high-purity solvent for sample preparation, mobile phase in HPLC, and as a diluent or modifier in analytical techniques requiring ultra-low impurity levels.

What is the chemical formula and molecular weight of methanol for GC?

The chemical formula is CH₃OH, and the molecular weight is 32.04 g/mol.

How should methanol for GC be stored?

Store at ambient temperature in a tightly sealed container, away from ignition sources and oxidizing agents.

What purity grade is available for methanol for GC?

Methanol for GC is typically supplied as GC-grade (≥99.9% purity), meeting stringent requirements for trace impurities and water content.

Can Molekula supply methanol for GC in bulk quantities?

Yes, we offer methanol for GC in bulk, including drums (e.g., 20L) and IBCs, to accommodate large-scale analytical needs.

What documentation is provided with a methanol for GC order?

Each order includes a Certificate of Analysis (CoA), Safety Data Sheet (SDS), and batch-specific documentation confirming GC-grade purity and compliance with analytical standards.

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