1025583-50-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1025583-50-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,5,5,8 and 3 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1025583-50:
(9*1)+(8*0)+(7*2)+(6*5)+(5*5)+(4*8)+(3*3)+(2*5)+(1*0)=129
129 % 10 = 9
So 1025583-50-9 is a valid CAS Registry Number.