321914-83-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 321914-83-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,1,9,1 and 4 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 321914-83:
(8*3)+(7*2)+(6*1)+(5*9)+(4*1)+(3*4)+(2*8)+(1*3)=124
124 % 10 = 4
So 321914-83-4 is a valid CAS Registry Number.