120312-52-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 120312-52-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,3,1 and 2 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 120312-52:
(8*1)+(7*2)+(6*0)+(5*3)+(4*1)+(3*2)+(2*5)+(1*2)=59
59 % 10 = 9
So 120312-52-9 is a valid CAS Registry Number.