196938-38-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 196938-38-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,6,9,3 and 8 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 196938-38:
(8*1)+(7*9)+(6*6)+(5*9)+(4*3)+(3*8)+(2*3)+(1*8)=202
202 % 10 = 2
So 196938-38-2 is a valid CAS Registry Number.