Formaldehyde

Formaldehyde Free in Cosmetics product634px-Formaldehyde-2Ds
Formaldehyde is a carcinogenic impurity released by a number of cosmetic preservatives. Based on CIR literature, Formaldehyde triggered contact allergic dermatitis in low percentage level .  Trace  Formaldehyde may found in cosmetics product such as shampoo, conditioner, lotion, or any facial body wash, possible  derived from  preservative that are formaldehyde donor. Personal care products such as hair straightening products, hair rinses, and cosmetics such as nail polish and hair gel often contain very trace formaldehyde.
Preservative that is known to be a formaldehyde donor( or Formaldehyde releaser) are Diazolidinyl Urea, imidazolinyl Urea, DMD hydantoin,  ,Quarternium-15(hexamethylenetetramine chloroallyl chloride), bromo-2- nitropropane-1,3, diol, methyl dibromo glutarolnitrile and sodium hydroxyl methylglycinate.
Data based on SPC/1254/95 on preservative formaldehyde releaser and free formaldehyde equivalent%

 Preservative ContentEquivalent Free formaldehyde specs
Imidazolinyl Urea6.0000000000000001E-31.8600000000000001E-3
Diazolidinyl Urea5.0000000000000001E-32.15E-3
Sodium hydromethyl glycinate5.0000000000000001E-31.1800000000000001E-3
Benzyl hemiformal1.5E-34.4000000000000002E-4
Dmdm hydantoin0.012.0000000000000001E-4

Adamson Lab  assay and quantified  the formaldehyde content on raw material and finish product from liquid , gel soap, shampoo and lotion   by colorimetric HPLC post column  method. This method is sensitive to 1ppm concentration( 0.0001% formaldehyde). This post column method validated to meet Japanese standard testing, and Europe ECC method. Contact Adamson Lab  for more detail and price quote.

 

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