Chemistry

Q&A: Are there oils we shouldn’t freeze? Oils and titer points, surfactants and cloud points

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Quite a few times, Marta has asked this question, and I’ve been remiss in answering it. She posed it again in the Discussion: How do you decide what to make? What about mulitifunctional products? How do you store and inventory your stuff? and shared what she heard from Lotioncrafter. I emailed Lotioncrafter to ask why the...

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Misconceptions about pH: It isn’t a series of steps

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I shared this on my blog Facebook page, but didn’t share it here. Sorry about that. I encourage you to check out some of the comments as there are some interesting ones, and some from my bestest ever friend, Hamsa Ryuugan posing as Claudia Celeron. (He’s blocked me, which is just so sad and pathetic,...

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Surfactants: Cleansing descriptions and increasing mildness – analyzing surfactants

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Thanks for sticking around to the end of this series. I know for some this might seem like a very dry subject and some of you are yelling at the screen for me to shut up about chemistry stuff and get to the formulas, but if you have a curious mind and want to learn...

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Surfactants: Cleansing descriptions and increasing mildness – concentration and altering the shape, size, and packing of micelles

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In our post on Wednesday, we took a look at a few ways we might define what it means for a surfactant to be classified as gentle, mild, or harsh. Thursday, we took a look at how micelles, critical micelle concentration, and other ingredients have an impact on surfactant classification. And on Friday, we took a...

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Q&A: Do oils have a pH? Can we test the pH of an anhydrous product? If so, what’s the procedure? And a little on pH meters… 

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In the October Q&A, Michelle asked: I am wondering if one can test the pH of an anhydrous product? I am making a lovely anhydrous deodorant and would like to proceed with some testing/data gathering. Which meter would be most useful? I have the Jenco Vision Plus but products need to be diluted in water for...

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