68195-19-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68195-19-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,1,9 and 5 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 68195-19:
(7*6)+(6*8)+(5*1)+(4*9)+(3*5)+(2*1)+(1*9)=157
157 % 10 = 7
So 68195-19-7 is a valid CAS Registry Number.