329021-62-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 329021-62-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,9,0,2 and 1 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 329021-62:
(8*3)+(7*2)+(6*9)+(5*0)+(4*2)+(3*1)+(2*6)+(1*2)=117
117 % 10 = 7
So 329021-62-7 is a valid CAS Registry Number.