196206-16-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 196206-16-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,6,2,0 and 6 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 196206-16:
(8*1)+(7*9)+(6*6)+(5*2)+(4*0)+(3*6)+(2*1)+(1*6)=143
143 % 10 = 3
So 196206-16-3 is a valid CAS Registry Number.