192805-25-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 192805-25-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,2,8,0 and 5 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 192805-25:
(8*1)+(7*9)+(6*2)+(5*8)+(4*0)+(3*5)+(2*2)+(1*5)=147
147 % 10 = 7
So 192805-25-7 is a valid CAS Registry Number.