79505-82-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79505-82-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,5,0 and 5 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 79505-82:
(7*7)+(6*9)+(5*5)+(4*0)+(3*5)+(2*8)+(1*2)=161
161 % 10 = 1
So 79505-82-1 is a valid CAS Registry Number.