321531-94-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 321531-94-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,1,5,3 and 1 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 321531-94:
(8*3)+(7*2)+(6*1)+(5*5)+(4*3)+(3*1)+(2*9)+(1*4)=106
106 % 10 = 6
So 321531-94-6 is a valid CAS Registry Number.