120207-30-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 120207-30-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,2,0 and 7 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 120207-30:
(8*1)+(7*2)+(6*0)+(5*2)+(4*0)+(3*7)+(2*3)+(1*0)=59
59 % 10 = 9
So 120207-30-9 is a valid CAS Registry Number.