sodium citrate

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  1. M

    Question regarding sodium citrate in natural soap

    So i want to reduce the chance of DOS and rancidity in my soap recipe and want to add sodium citrate, i found out how in Citrate | Soapy Stuff , they say "Typical dosage for sodium citrate is 13 g to 39 g sodium citrate powder for every 1,000 g oils (1.3% to 3.9% ppo). Use more for hard water...
  2. elurah

    Brainstorming: Experiences with Preservatives, Antioxidants, and Chelating agents in Soap

    Hi all, Discussion in another thread concerning DOS prompted my interest in additives that reduce the risk of fatty acid oxidation and rancidity in soap. http://cavemanchemistry.com/DreadedOrangeSpot-Dunn.pdf This paper mentions different combinations including ROE +EDTA and BHT + Sodium...
  3. elurah

    How much DOS is too much DOS?

    Hi lovely Soapers, I wanted to reach out about the DOS. I have three 4 oz bars out of about 15lbs of soap that have one DOS mark. They are from different batches, all made 1+ year ago. They were not next to each other. They were handled by hand without gloves. They are stored on a glass...
  4. Sacto

    Preferred Chelating Agents

    When it comes to using chelating agents, what are your preferences? I know some use EDTA others Sodium Citrate. Are there others you prefer to use? Also, why do you prefer one over the other? I have been using Citric Acid and Sodium Hydroxide to make my own Sodium Citrate.
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