1323432-98-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1323432-98-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,2,3,4,3 and 2 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1323432-98:
(9*1)+(8*3)+(7*2)+(6*3)+(5*4)+(4*3)+(3*2)+(2*9)+(1*8)=129
129 % 10 = 9
So 1323432-98-9 is a valid CAS Registry Number.