195192-77-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 195192-77-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,5,1,9 and 2 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 195192-77:
(8*1)+(7*9)+(6*5)+(5*1)+(4*9)+(3*2)+(2*7)+(1*7)=169
169 % 10 = 9
So 195192-77-9 is a valid CAS Registry Number.