DPG LO - Dipropylene Glycol - Fragrance Grade - Reed Diffusers, Cosmetics, Perfume dilutent

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Available sizes
SizePrice ex VATPrice inc VAT
1L £16.66 £19.99
5L £44.16 £52.99
10L £78.74 £94.49
20L £139.17 £167.00
8 x 25L £1,213.33 £1,456.00
200L £1,158.33 £1,390.00
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Low Odour - Fragrance Grade


PLEASE NOTE: All our prices are fully inclusive of VAT and delivery. There are no additional charges at the Checkout. Available to all parts of Mainland UK, Northern Ireland and Southern Ireland.


Dipropylene glycol with low odour is a high quality grade and with it's low toxicity and solvent properties makes it an ideal additive for perfumes and skin and hair care products. It is also an ingredient in commercial fogging fluids which are used in entertainment industry smoke and haze machines.


Uses for Dipropylene glycol (DPG):

Perfumery Uses :

  • Making Reed Diffuser oils (see below for details)
  • Very good fragrance diluent and quencher.
  • Pot pourri, perfumes, room sprays, body sprays, oil burners
  • Ultrasonic reed diffuser oils

Other effective uses of DPG are:

  • Hydraulic brake fluid formulations
  • Cutting oils
  • Textile lubricants
  • Printing inks
  • Coatings
  • Industrial soaps
  • Solvent for agrichemicals eg. insecticides.

How to make your own DIFFUSER OIL:

  • 20-30% Fragrance oil
  • 50-70% DiPropylene glycol (DPG) or MonoPropylene glycol (MPG)
  • 10-25% Perfumers alcohol or Formulators 

To make diffuser oil, blend the fragrance oil with the DPG or MPG until clear. Add Perfumers alcohol to reduce viscosity to desired thickness.

To read an article on how to make your own Reed Diffuser click here


Properties of Dipropylene glycol:

  • Chemical Names: oxydipropanol, oxybispropanol, bis(2-hydroxypropyl) ether, 2,2'-dihydroxydipropyl ether, 1,1'-dimethyl diethylene glycol, 1,1'-oxydi-2-propanol, 2,2'-dihydroxyisopropyl ether, 2-(2-hydroxypropyl)-1-methyl ethanol, 1-(2-hydroxypropoxy) propan-2-ol, hydroxypropyl oxypropanol
  • CAS NO: 25265-71-8
  • Description: Liquid at room temperature, colourless and Odourless.
  • Actual Specific Gravity : 1.02140 @ 25.00 C.
  • Specific Gravity : 1.01900 - 1.02100 @ 25.00 C.
  • Actual Refractive Index : 1.44140 @ 20.00 C.
  • Refractive Index : 1.43000 - 1.45000 @ 20.00 C.
  • Assay: 99.00 - 100.00 %
  • Soluble in : Benzyl Alcohol, Benzyl Benzoate, Alcohol, Isopropyl Myristate, Amyris Wood Oil
  • Solubility : miscible with Water
  • EINECS: 246-770-3
  • CONTENT: Min 99 %

Dipropylene glycol is a colourless, nearly odourless liquid with a high boiling point and low toxicity. It is a mixture of three isomeric chemical compounds, 4-oxa-2,6-heptandiol, 2-(2-Hydroxy-propoxy)-propan-1-ol, and 2-(2-Hydroxy-1-methyl-ethoxy)-propan-1-ol.


Health & Safety:

Labelling according to Regulation (EC) No 1272/2008: The product is not labeled as dangerous according to Regulation (EC) No. 1272/2008

PLEASE NOTE: This product is not for human or animal consumption.