107919-78-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 107919-78-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,9,1 and 9 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 107919-78:
(8*1)+(7*0)+(6*7)+(5*9)+(4*1)+(3*9)+(2*7)+(1*8)=148
148 % 10 = 8
So 107919-78-8 is a valid CAS Registry Number.