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Bad smell in shampoo formula
First of all, good day,
I have a simple shampoo formula I’ve been working on, but after a while the shampoo starts to smell bad. I wonder why ?Below is the formulaTexsafon N70: %12
Cocamide Dea: %1
Cocamidopropyl Betaine: %3,5
Polyquaternium-7: %2
Glycerin: %1
Polyquaternium-10: %0,1
Essence: %0,3
CIT/MIT: %0,1
Citric Asit: 30 gr (Ph:5,5)
Salt: %2.5
ulprospector.com
Citric Acid by MakingCosmetics Inc. - Personal Care & Cosmetics
Citric Acid is inherently natural as it occurs in citric fruits, produced by fermentation of carbohydrates Acidulant (useful to adjust pH of products to...
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6 Replies
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What’s the type of smell you perceive? If it’s “fishy”, that’s normal due to the nitrogen-based ingredients you’re using.
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Formüla
Texsafon N70:%12
Cocamide Dea:%1
Betaine:%3,5
Polikuarteniyum-7:%2
Glcerin:%1
Polikuartenium-10:%0,1
Frange:%0,3
Cıt/Mıt:%0,1
Citric Acid:%30 gr
Salt:%2,5
Bad smell resembles sewer
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What’s the pH of your product? If it’s acid, check with your supplier if the fragrance is stable at that pH.
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Prob should check micro
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<pre data-placeholder=”Çeviri” data-ved=”2ahUKEwjP6KK4xdWEAxXVBNsEHcjfDZMQ3ewLegQIBRAU”>Thanks for your answers, the pH range is between 5.5 and 6. Could this be due to “cocomide dea”?
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Add Sodium benzoate to ~ 2500ppm
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