98529-31-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98529-31-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,5,2 and 9 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 98529-31:
(7*9)+(6*8)+(5*5)+(4*2)+(3*9)+(2*3)+(1*1)=178
178 % 10 = 8
So 98529-31-8 is a valid CAS Registry Number.