100255-98-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100255-98-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,2,5 and 5 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 100255-98:
(8*1)+(7*0)+(6*0)+(5*2)+(4*5)+(3*5)+(2*9)+(1*8)=79
79 % 10 = 9
So 100255-98-9 is a valid CAS Registry Number.