1089919-71-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1089919-71-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,8,9,9,1 and 9 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1089919-71:
(9*1)+(8*0)+(7*8)+(6*9)+(5*9)+(4*1)+(3*9)+(2*7)+(1*1)=210
210 % 10 = 0
So 1089919-71-0 is a valid CAS Registry Number.