Winsor & Newton Ox Gall Medium 75ml

Product Code: P021383

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£6.35 RRP: £7.00£0.09 per ml

In stock


Ox Gall Liquid from Winsor & Newton can be used to increase wetting and improve the flow when working with Watercolour. It can also be used on very hard sized papers to reduce surface tension.

For best results use by adding 3-4 drops per cup of water.

Delivery & Returns

We dispatch orders every working day (ie Mon-Fri, not including Bank Holidays) for all delivery options. 

UK Next Working Day Delivery - Free on orders over £75
Order by 2 pm Mon-Fri: £7.95

UK Standard Delivery - Free on orders over £40
Within 3-5 working days: £3.95

Click & Collect  - Free on orders over £10
From Cass Art stores and available to collect within 2 working days: £3.95

Collect+ Free on orders over £30
From your choice of 7,000 Collect+ points across the UK. Available to collect within 2 working days: £3.95

UK Saturday Delivery
Select our Saturday delivery option any day of the week (by Noon on Friday) to have your order delivered on the following Saturday: £9.00

Republic of Ireland Delivery - Free on orders over 50€
Within 3-5 working days: 5€ 

International Delivery - Free on orders over 50€
Within 3-5 working days: 10€ or 15€

To return items, please contact us by email on or by phone on +44 (0)20 7619 2601 to let us know.

We'll then send you a free returns label or organise a collection, free of charge as long as it is in a resellable condition and within 14 days.

Once we've recieved your return we'll process tha package and the refund should be back in your account within 48 hours.

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4 Customer Reviews

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10th January 2020 Reviewed by Ruth Lewis I use this for my mixed media landscape and seascape paintings.
I would recommend this to my students.
The product is very good.


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4th January 2020 Reviewed by Anna Spencer Does what it says on the label and is a useful addition to the water colour artists collection.


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17th January 2018 Reviewed by Dorothy Jones Used previously.
Very good


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4th September 2017 Reviewed by Trevor Harrison I bought this for Suminagashi as articles said this was best thing to use but found some soapy water was far better for this purpose than ox gall. It may be the hardness of the water in my location but I was disappointed.
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