329980-67-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 329980-67-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,9,9,8 and 0 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 329980-67:
(8*3)+(7*2)+(6*9)+(5*9)+(4*8)+(3*0)+(2*6)+(1*7)=188
188 % 10 = 8
So 329980-67-8 is a valid CAS Registry Number.