98547-83-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98547-83-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,5,4 and 7 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 98547-83:
(7*9)+(6*8)+(5*5)+(4*4)+(3*7)+(2*8)+(1*3)=192
192 % 10 = 2
So 98547-83-2 is a valid CAS Registry Number.