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68609-85-8

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  • 4-((5-Chloro-4-methyl-2-sulfophenyl)azo)-3-hydroxy-2-naphthalenecarboxylic acid, manganese lake

    Cas No: 68609-85-8

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68609-85-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 68609-85-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,6,0 and 9 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 68609-85:
(7*6)+(6*8)+(5*6)+(4*0)+(3*9)+(2*8)+(1*5)=168
168 % 10 = 8
So 68609-85-8 is a valid CAS Registry Number.

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