197784-06-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 197784-06-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,7,7,8 and 4 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 197784-06:
(8*1)+(7*9)+(6*7)+(5*7)+(4*8)+(3*4)+(2*0)+(1*6)=198
198 % 10 = 8
So 197784-06-8 is a valid CAS Registry Number.