198543-07-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 198543-07-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,8,5,4 and 3 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 198543-07:
(8*1)+(7*9)+(6*8)+(5*5)+(4*4)+(3*3)+(2*0)+(1*7)=176
176 % 10 = 6
So 198543-07-6 is a valid CAS Registry Number.