321994-87-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 321994-87-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,1,9,9 and 4 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 321994-87:
(8*3)+(7*2)+(6*1)+(5*9)+(4*9)+(3*4)+(2*8)+(1*7)=160
160 % 10 = 0
So 321994-87-0 is a valid CAS Registry Number.