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Molekula

Propylene Glycol USP

CAS 57-55-6 CH3CH(OH)CH2CH2OH MW 76.09 Made to order
CoA by batch

Overview

A high-purity uncategorised supplied by Molekula across research and bulk scale.

Specifications

Property Value
Appearance Viscous liquid that is practically odorless and colorless
Refractive Index 1.4310 - 1.4330
Water ≤0.1%
Conclusion Fulfils the current Pharmacopeial Specifications: USP, Ph. Eur. and FCC
Heavy metals ≤5ppm
Arsenic ≤ 2ppm
Lead ≤1ppm
Specific Gravity 1.0350 - 1.0370
Cadmium ≤0.50ppm
Iron ≤0.30ppm
Chlorides ≤1ppm
Distillation Range 185.0 -189.0°C
Mercury ≤0.10ppm
Organic Volatile Impurities -
Clarity 3
Colour (APHA) ≤5
Reducing Substances -
Sulfated ash ≤70ppm
Acidity (calculate as Acetic acid) ≤0.0020%
Sulfates ≤60ppm
Oxidising Substances -
Diethylene glycol (%) ≤0.10%
Monopropylene glycol, % ≥99%
Dipropylene glycol, % ≤0.1%
Monoethylene glycol, % ≤0.10%
Neutralisation number, mgKOH/g ≤0.0100mgKOH/

Storage & handling

Property Value
Storage Temperature Ambient
Shelf Life 24 months
Acidity Neutral

Identification

Property Value
CAS Number 57-55-6
Molecular Formula CH3CH(OH)CH2CH2OH
Molecular Weight 76.09
SMILES CC(CO)O
REACH Code Y113
TSCA Listed Yes
Tariff Code 2905320090

Safety & GHS

None

Precautionary statements

  • P280 Wear protective gloves/protective clothing/eye protection/face protection

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

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.

Pricing & pack sizes

Pack sizes & pricing

Pricing on request — packs available from research to bulk quantities.

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

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