Chemistry Thursday: Esters we use as emulsifiers (overview), some emulsion chemistry, the HLB system, and PEG-esters (part 32)

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Welcome back to this introduction to cosmetic chemistry course! Let’s continue our look at esters by investigating those that work as emulsifiers. We’ll get into some emulsion theory, information on the HLB system, then get into those esters! An important note about this series – it’s here for life. It isn’t going anywhere. If you...

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Supplies needed for the upcoming introduction to cold process emulsifiers series!

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A schedule for the cold process emulsifier series detailing what we're doing each month. This is decorative as the information is in the text

Woo hoo! We’re starting our new introduction to cold process emulsifiers series in October 2025 that’ll be available to Foundation, Formulation, and Innovation subscribers to the site here. Starting October 3rd, 2025, every Friday – for Formulating Friday – we’ll be playing with awesome cold process emulsifiers that’ll help us make emulsions in 10 minutes...

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Welcome to September 2025!

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Plate with green beans on it on a digital scale. They weigh 132 grams.

Holy cow, how is summer almost over? I feel like we just started picking our gorgeous fresh green beans from the garden, and it’s almost time to plant the garlic for the winter! It’s still pretty warm here – it’s 30˚C+ this week – and I’ll still be in shorts until Hallowe’en no matter the … Read more

Innovation subscribers – check out this coupon from Windy Point Soap Making Supplies!

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Are we lucky or what? Once again this month, Windy Point Soap Making Supplies in Calgary is offering you, my lovely readers, a coupon code to get all kinds of wonderful things for less! Want a few ideas on what you can buy there? If you’re interested in making the 10 minute lotions with cold emulsifiers I...

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Hey, Innovation subscribers! Simply Ingredients (USA) is offer a 15% off coupon for September 2025!

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A brown glass bottle with a label "ximenia seed oil" sits on a brown table top. Beside it, a cup of clear, slightly yellow liquid, which is the oil.

Oh wow, we are in for such a treat! Simply Ingredients (USA) is offering 15% off your cart for the month of September 2025! Holy cow! What can you find over there? So many of my all-time favourites, and some I haven’t shared with you yet. Ximenia seed oil (INCI: Ximenia Americana Seed Oil) is...

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