791521-82-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 791521-82-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,9,1,5,2 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 791521-82:
(8*7)+(7*9)+(6*1)+(5*5)+(4*2)+(3*1)+(2*8)+(1*2)=179
179 % 10 = 9
So 791521-82-9 is a valid CAS Registry Number.