Equipment review: Apera pH 20 pH meter

This one has a cute feature: When you reach the pH measurement you want or when it’s done measuring, it gives you a little smiley face.  This pH meter has a glass electrode. It measures temperature – 0˚C to 50˚C, +/- 0.5˚C – and has automatic temperature compensation (ATC). It measures pH 0 to 14, but...

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Acids, bases, and pH – oh my! Part five: What to look for in a meter

In part one of this series, we took a look at the chemistry of acids and bases. In part two, we took a look at how pH strips work. In part three, we reviewed some of the pH strips I’ve played with in my workshop. In part four, we looked at how to use a...

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Equipment review: High shear mixers – Chefman 300W Soft-Touch Rubberized Ice Crushing Immersion Blender

Thanks to your monthly subscriptions, I can buy equipment and share my thoughts and experiences with you! I’ve been collecting quite a few different things – scales, thermometers, mixers, pH meters, and more – and using them in my classes, at home, with my youth programs, and everywhere else I can, and I hope my...

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Get a thermometer already! Equipment review

As I’ve been as wandering around the ‘net over the last few weeks, I’ve noticed people aren’t bothering to measure the temperature of their products any more. A popular blogger makes lotions by telling you to put the heated water phase and heated oil phase in a double boiler, then tells you to remove it...

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If you wanted to get a formulator a present: Things for measuring

I know it’s hard to buy presents for crafters as it’s hard to know what specific and awesome ingredients we want, so I thought I’d share a few ideas then ask you for your suggestions to make life easier for those who might be buying us gifts for birthdays, Christmas, and other holidays. This post...

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