313221-86-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 313221-86-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,3,2,2 and 1 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 313221-86:
(8*3)+(7*1)+(6*3)+(5*2)+(4*2)+(3*1)+(2*8)+(1*6)=92
92 % 10 = 2
So 313221-86-2 is a valid CAS Registry Number.