192770-25-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 192770-25-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,2,7,7 and 0 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 192770-25:
(8*1)+(7*9)+(6*2)+(5*7)+(4*7)+(3*0)+(2*2)+(1*5)=155
155 % 10 = 5
So 192770-25-5 is a valid CAS Registry Number.