1008904-65-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1008904-65-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,8,9,0 and 4 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1008904-65:
(9*1)+(8*0)+(7*0)+(6*8)+(5*9)+(4*0)+(3*4)+(2*6)+(1*5)=131
131 % 10 = 1
So 1008904-65-1 is a valid CAS Registry Number.