612819-90-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 612819-90-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,2,8,1 and 9 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 612819-90:
(8*6)+(7*1)+(6*2)+(5*8)+(4*1)+(3*9)+(2*9)+(1*0)=156
156 % 10 = 6
So 612819-90-6 is a valid CAS Registry Number.