7025-50-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7025-50-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,0,2 and 5 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 7025-50:
(6*7)+(5*0)+(4*2)+(3*5)+(2*5)+(1*0)=75
75 % 10 = 5
So 7025-50-5 is a valid CAS Registry Number.