195140-30-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 195140-30-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,5,1,4 and 0 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 195140-30:
(8*1)+(7*9)+(6*5)+(5*1)+(4*4)+(3*0)+(2*3)+(1*0)=128
128 % 10 = 8
So 195140-30-8 is a valid CAS Registry Number.