1380028-26-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1380028-26-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,0,0,2 and 8 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1380028-26:
(9*1)+(8*3)+(7*8)+(6*0)+(5*0)+(4*2)+(3*8)+(2*2)+(1*6)=131
131 % 10 = 1
So 1380028-26-1 is a valid CAS Registry Number.