329221-52-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 329221-52-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,9,2,2 and 1 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 329221-52:
(8*3)+(7*2)+(6*9)+(5*2)+(4*2)+(3*1)+(2*5)+(1*2)=125
125 % 10 = 5
So 329221-52-5 is a valid CAS Registry Number.