6198-55-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6198-55-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,1,9 and 8 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 6198-55:
(6*6)+(5*1)+(4*9)+(3*8)+(2*5)+(1*5)=116
116 % 10 = 6
So 6198-55-6 is a valid CAS Registry Number.