99799-19-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99799-19-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,7,9 and 9 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 99799-19:
(7*9)+(6*9)+(5*7)+(4*9)+(3*9)+(2*1)+(1*9)=226
226 % 10 = 6
So 99799-19-6 is a valid CAS Registry Number.