133217-23-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133217-23-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,2,1 and 7 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 133217-23:
(8*1)+(7*3)+(6*3)+(5*2)+(4*1)+(3*7)+(2*2)+(1*3)=89
89 % 10 = 9
So 133217-23-9 is a valid CAS Registry Number.
133217-23-9Relevant articles and documents
Method and product for skin lightening
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, (2008/06/13)
A method and cosmetic product for lightening skin is provided, the method including wiping the skin with a cosmetic towelette. Impregnated on the towelette is an alpha-hydroxy carboxylic acid or salt thereof and a sunscreen agent.