101025-90-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 101025-90-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,1,0,2 and 5 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 101025-90:
(8*1)+(7*0)+(6*1)+(5*0)+(4*2)+(3*5)+(2*9)+(1*0)=55
55 % 10 = 5
So 101025-90-5 is a valid CAS Registry Number.