161200-30-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 161200-30-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,1,2,0 and 0 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 161200-30:
(8*1)+(7*6)+(6*1)+(5*2)+(4*0)+(3*0)+(2*3)+(1*0)=72
72 % 10 = 2
So 161200-30-2 is a valid CAS Registry Number.