• Formulating

  What percentage of STPP should i use in this liquid laundry detergent formula if water is very hard?

  Posted by Abdullah on November 20, 2022 at 1:52 pm

  What percentage of STPP should i use in this liquid laundry detergent formula if water is very hard?

  SLS in powder form 3.4% active

  Alkyl polyglycosides 2.5% active 

  CMC 0.2% 

  Water

  pH 10-11

  Abdullah replied 1 year, 11 months ago 2 Members · 2 Replies

  • liquid-laundry-detergent
• 2 Replies

• 

  chemicalmatt

  Member

  November 21, 2022 at 9:56 pm

  I’d add 2.0% or so. It will bump up your pH to 12 or so, but also factor into detergency too. 

• 

  Abdullah

  Member

  November 22, 2022 at 1:45 am

  chemicalmatt said:

  I’d add 2.0% or so. It will bump up your pH to 12 or so, but also factor into detergency too. 

  Thanks 

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