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68400-28-2

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68400-28-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 68400-28-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,4,0 and 0 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 68400-28:
(7*6)+(6*8)+(5*4)+(4*0)+(3*0)+(2*2)+(1*8)=122
122 % 10 = 2
So 68400-28-2 is a valid CAS Registry Number.

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