321173-02-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 321173-02-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,1,1,7 and 3 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 321173-02:
(8*3)+(7*2)+(6*1)+(5*1)+(4*7)+(3*3)+(2*0)+(1*2)=88
88 % 10 = 8
So 321173-02-8 is a valid CAS Registry Number.