665025-75-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 665025-75-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,5,0,2 and 5 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 665025-75:
(8*6)+(7*6)+(6*5)+(5*0)+(4*2)+(3*5)+(2*7)+(1*5)=162
162 % 10 = 2
So 665025-75-2 is a valid CAS Registry Number.