195963-83-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 195963-83-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,5,9,6 and 3 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 195963-83:
(8*1)+(7*9)+(6*5)+(5*9)+(4*6)+(3*3)+(2*8)+(1*3)=198
198 % 10 = 8
So 195963-83-8 is a valid CAS Registry Number.