98549-82-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98549-82-7 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 9 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 98549-82:
(7*9)+(6*8)+(5*5)+(4*4)+(3*9)+(2*8)+(1*2)=197
197 % 10 = 7
So 98549-82-7 is a valid CAS Registry Number.