1025258-26-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1025258-26-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,5,2,5 and 8 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1025258-26:
(9*1)+(8*0)+(7*2)+(6*5)+(5*2)+(4*5)+(3*8)+(2*2)+(1*6)=117
117 % 10 = 7
So 1025258-26-7 is a valid CAS Registry Number.