612051-99-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 612051-99-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,2,0,5 and 1 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 612051-99:
(8*6)+(7*1)+(6*2)+(5*0)+(4*5)+(3*1)+(2*9)+(1*9)=117
117 % 10 = 7
So 612051-99-7 is a valid CAS Registry Number.