194807-83-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 194807-83-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,4,8,0 and 7 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 194807-83:
(8*1)+(7*9)+(6*4)+(5*8)+(4*0)+(3*7)+(2*8)+(1*3)=175
175 % 10 = 5
So 194807-83-5 is a valid CAS Registry Number.